40536760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 100245600

約数和(自身を除く): 59708840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 509, 724, 905, 1018, 1448, 1810, 1991, 2036, 2545, 3620, 3982, 4072, 5090, 5599, 7240, 7964, 9955, 10180, 11198, 15928, 19910, 20360, 22396, 27995, 39820, 44792, 55990, 79640, 92129, 111980, 184258, 223960, 368516, 460645, 737032, 921290, 1013419, 1842580, 2026838, 3685160, 4053676, 5067095, 8107352, 10134190, 20268380, 40536760]

約数ペア:

[(1, 40536760), (2, 20268380), (4, 10134190), (5, 8107352), (8, 5067095), (10, 4053676), (11, 3685160), (20, 2026838), (22, 1842580), (40, 1013419), (44, 921290), (55, 737032), (88, 460645), (110, 368516), (181, 223960), (220, 184258), (362, 111980), (440, 92129), (509, 79640), (724, 55990), (905, 44792), (1018, 39820), (1448, 27995), (1810, 22396), (1991, 20360), (2036, 19910), (2545, 15928), (3620, 11198), (3982, 10180), (4072, 9955), (5090, 7964), (5599, 7240)]