39942760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6983}}^1$

素因数の和:7018

約数の個数: 64

約数和(自身を含む): 105598080

約数和(自身を除く): 65655320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 6983, 13966, 27932, 34915, 55864, 69830, 76813, 90779, 139660, 153626, 181558, 279320, 307252, 363116, 384065, 453895, 614504, 726232, 768130, 907790, 998569, 1536260, 1815580, 1997138, 3072520, 3631160, 3994276, 4992845, 7988552, 9985690, 19971380, 39942760]

約数ペア:

[(1, 39942760), (2, 19971380), (4, 9985690), (5, 7988552), (8, 4992845), (10, 3994276), (11, 3631160), (13, 3072520), (20, 1997138), (22, 1815580), (26, 1536260), (40, 998569), (44, 907790), (52, 768130), (55, 726232), (65, 614504), (88, 453895), (104, 384065), (110, 363116), (130, 307252), (143, 279320), (220, 181558), (260, 153626), (286, 139660), (440, 90779), (520, 76813), (572, 69830), (715, 55864), (1144, 34915), (1430, 27932), (2860, 13966), (5720, 6983)]