1396423520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16561}}^1$

素因数の和:16624

約数の個数: 96

約数和(自身を含む): 3606011136

約数和(自身を除く): 2209587616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 68, 80, 85, 124, 136, 155, 160, 170, 248, 272, 310, 340, 496, 527, 544, 620, 680, 992, 1054, 1240, 1360, 2108, 2480, 2635, 2720, 4216, 4960, 5270, 8432, 10540, 16561, 16864, 21080, 33122, 42160, 66244, 82805, 84320, 132488, 165610, 264976, 281537, 331220, 513391, 529952, 563074, 662440, 1026782, 1126148, 1324880, 1407685, 2053564, 2252296, 2566955, 2649760, 2815370, 4107128, 4504592, 5133910, 5630740, 8214256, 8727647, 9009184, 10267820, 11261480, 16428512, 17455294, 20535640, 22522960, 34910588, 41071280, 43638235, 45045920, 69821176, 82142560, 87276470, 139642352, 174552940, 279284704, 349105880, 698211760, 1396423520]

約数ペア:

[(1, 1396423520), (2, 698211760), (4, 349105880), (5, 279284704), (8, 174552940), (10, 139642352), (16, 87276470), (17, 82142560), (20, 69821176), (31, 45045920), (32, 43638235), (34, 41071280), (40, 34910588), (62, 22522960), (68, 20535640), (80, 17455294), (85, 16428512), (124, 11261480), (136, 10267820), (155, 9009184), (160, 8727647), (170, 8214256), (248, 5630740), (272, 5133910), (310, 4504592), (340, 4107128), (496, 2815370), (527, 2649760), (544, 2566955), (620, 2252296), (680, 2053564), (992, 1407685), (1054, 1324880), (1240, 1126148), (1360, 1026782), (2108, 662440), (2480, 563074), (2635, 529952), (2720, 513391), (4216, 331220), (4960, 281537), (5270, 264976), (8432, 165610), (10540, 132488), (16561, 84320), (16864, 82805), (21080, 66244), (33122, 42160)]