39919920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3539}}^1$

素因数の和:3602

約数の個数: 80

約数和(自身を含む): 126420480

約数和(自身を除く): 86500560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 47, 48, 60, 80, 94, 120, 141, 188, 235, 240, 282, 376, 470, 564, 705, 752, 940, 1128, 1410, 1880, 2256, 2820, 3539, 3760, 5640, 7078, 10617, 11280, 14156, 17695, 21234, 28312, 35390, 42468, 53085, 56624, 70780, 84936, 106170, 141560, 166333, 169872, 212340, 283120, 332666, 424680, 498999, 665332, 831665, 849360, 997998, 1330664, 1663330, 1995996, 2494995, 2661328, 3326660, 3991992, 4989990, 6653320, 7983984, 9979980, 13306640, 19959960, 39919920]

約数ペア:

[(1, 39919920), (2, 19959960), (3, 13306640), (4, 9979980), (5, 7983984), (6, 6653320), (8, 4989990), (10, 3991992), (12, 3326660), (15, 2661328), (16, 2494995), (20, 1995996), (24, 1663330), (30, 1330664), (40, 997998), (47, 849360), (48, 831665), (60, 665332), (80, 498999), (94, 424680), (120, 332666), (141, 283120), (188, 212340), (235, 169872), (240, 166333), (282, 141560), (376, 106170), (470, 84936), (564, 70780), (705, 56624), (752, 53085), (940, 42468), (1128, 35390), (1410, 28312), (1880, 21234), (2256, 17695), (2820, 14156), (3539, 11280), (3760, 10617), (5640, 7078)]