39771760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 114278400

約数和(自身を除く): 74506640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 35, 40, 56, 58, 62, 70, 79, 80, 112, 116, 124, 140, 145, 155, 158, 203, 217, 232, 248, 280, 290, 310, 316, 395, 406, 434, 464, 496, 553, 560, 580, 620, 632, 790, 812, 868, 899, 1015, 1085, 1106, 1160, 1240, 1264, 1580, 1624, 1736, 1798, 2030, 2170, 2212, 2291, 2320, 2449, 2480, 2765, 3160, 3248, 3472, 3596, 4060, 4340, 4424, 4495, 4582, 4898, 5530, 6293, 6320, 7192, 8120, 8680, 8848, 8990, 9164, 9796, 11060, 11455, 12245, 12586, 14384, 16037, 16240, 17143, 17360, 17980, 18328, 19592, 22120, 22910, 24490, 25172, 31465, 32074, 34286, 35960, 36656, 39184, 44240, 45820, 48980, 50344, 62930, 64148, 68572, 71021, 71920, 80185, 85715, 91640, 97960, 100688, 125860, 128296, 137144, 142042, 160370, 171430, 183280, 195920, 251720, 256592, 274288, 284084, 320740, 342860, 355105, 497147, 503440, 568168, 641480, 685720, 710210, 994294, 1136336, 1282960, 1371440, 1420420, 1988588, 2485735, 2840840, 3977176, 4971470, 5681680, 7954352, 9942940, 19885880, 39771760]

約数ペア:

[(1, 39771760), (2, 19885880), (4, 9942940), (5, 7954352), (7, 5681680), (8, 4971470), (10, 3977176), (14, 2840840), (16, 2485735), (20, 1988588), (28, 1420420), (29, 1371440), (31, 1282960), (35, 1136336), (40, 994294), (56, 710210), (58, 685720), (62, 641480), (70, 568168), (79, 503440), (80, 497147), (112, 355105), (116, 342860), (124, 320740), (140, 284084), (145, 274288), (155, 256592), (158, 251720), (203, 195920), (217, 183280), (232, 171430), (248, 160370), (280, 142042), (290, 137144), (310, 128296), (316, 125860), (395, 100688), (406, 97960), (434, 91640), (464, 85715), (496, 80185), (553, 71920), (560, 71021), (580, 68572), (620, 64148), (632, 62930), (790, 50344), (812, 48980), (868, 45820), (899, 44240), (1015, 39184), (1085, 36656), (1106, 35960), (1160, 34286), (1240, 32074), (1264, 31465), (1580, 25172), (1624, 24490), (1736, 22910), (1798, 22120), (2030, 19592), (2170, 18328), (2212, 17980), (2291, 17360), (2320, 17143), (2449, 16240), (2480, 16037), (2765, 14384), (3160, 12586), (3248, 12245), (3472, 11455), (3596, 11060), (4060, 9796), (4340, 9164), (4424, 8990), (4495, 8848), (4582, 8680), (4898, 8120), (5530, 7192), (6293, 6320)]