10388720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 25712640

約数和(自身を除く): 15323920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 71, 80, 118, 124, 142, 155, 236, 248, 284, 295, 310, 355, 472, 496, 568, 590, 620, 710, 944, 1136, 1180, 1240, 1420, 1829, 2201, 2360, 2480, 2840, 3658, 4189, 4402, 4720, 5680, 7316, 8378, 8804, 9145, 11005, 14632, 16756, 17608, 18290, 20945, 22010, 29264, 33512, 35216, 36580, 41890, 44020, 67024, 73160, 83780, 88040, 129859, 146320, 167560, 176080, 259718, 335120, 519436, 649295, 1038872, 1298590, 2077744, 2597180, 5194360, 10388720]

約数ペア:

[(1, 10388720), (2, 5194360), (4, 2597180), (5, 2077744), (8, 1298590), (10, 1038872), (16, 649295), (20, 519436), (31, 335120), (40, 259718), (59, 176080), (62, 167560), (71, 146320), (80, 129859), (118, 88040), (124, 83780), (142, 73160), (155, 67024), (236, 44020), (248, 41890), (284, 36580), (295, 35216), (310, 33512), (355, 29264), (472, 22010), (496, 20945), (568, 18290), (590, 17608), (620, 16756), (710, 14632), (944, 11005), (1136, 9145), (1180, 8804), (1240, 8378), (1420, 7316), (1829, 5680), (2201, 4720), (2360, 4402), (2480, 4189), (2840, 3658)]