13947520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 128

約数和(自身を含む): 37209600

約数和(自身を除く): 23262080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 37, 38, 40, 62, 64, 74, 76, 80, 95, 124, 128, 148, 152, 155, 160, 185, 190, 248, 296, 304, 310, 320, 370, 380, 496, 589, 592, 608, 620, 640, 703, 740, 760, 992, 1147, 1178, 1184, 1216, 1240, 1406, 1480, 1520, 1984, 2294, 2356, 2368, 2432, 2480, 2812, 2945, 2960, 3040, 3515, 3968, 4588, 4712, 4736, 4960, 5624, 5735, 5890, 5920, 6080, 7030, 9176, 9424, 9920, 11248, 11470, 11780, 11840, 12160, 14060, 18352, 18848, 19840, 21793, 22496, 22940, 23560, 23680, 28120, 36704, 37696, 43586, 44992, 45880, 47120, 56240, 73408, 75392, 87172, 89984, 91760, 94240, 108965, 112480, 146816, 174344, 183520, 188480, 217930, 224960, 348688, 367040, 376960, 435860, 449920, 697376, 734080, 871720, 1394752, 1743440, 2789504, 3486880, 6973760, 13947520]

約数ペア:

[(1, 13947520), (2, 6973760), (4, 3486880), (5, 2789504), (8, 1743440), (10, 1394752), (16, 871720), (19, 734080), (20, 697376), (31, 449920), (32, 435860), (37, 376960), (38, 367040), (40, 348688), (62, 224960), (64, 217930), (74, 188480), (76, 183520), (80, 174344), (95, 146816), (124, 112480), (128, 108965), (148, 94240), (152, 91760), (155, 89984), (160, 87172), (185, 75392), (190, 73408), (248, 56240), (296, 47120), (304, 45880), (310, 44992), (320, 43586), (370, 37696), (380, 36704), (496, 28120), (589, 23680), (592, 23560), (608, 22940), (620, 22496), (640, 21793), (703, 19840), (740, 18848), (760, 18352), (992, 14060), (1147, 12160), (1178, 11840), (1184, 11780), (1216, 11470), (1240, 11248), (1406, 9920), (1480, 9424), (1520, 9176), (1984, 7030), (2294, 6080), (2356, 5920), (2368, 5890), (2432, 5735), (2480, 5624), (2812, 4960), (2945, 4736), (2960, 4712), (3040, 4588), (3515, 3968)]