8403440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 21373632

約数和(自身を除く): 12970192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 167, 170, 185, 272, 296, 334, 340, 370, 592, 629, 668, 680, 740, 835, 1258, 1336, 1360, 1480, 1670, 2516, 2672, 2839, 2960, 3145, 3340, 5032, 5678, 6179, 6290, 6680, 10064, 11356, 12358, 12580, 13360, 14195, 22712, 24716, 25160, 28390, 30895, 45424, 49432, 50320, 56780, 61790, 98864, 105043, 113560, 123580, 210086, 227120, 247160, 420172, 494320, 525215, 840344, 1050430, 1680688, 2100860, 4201720, 8403440]

約数ペア:

[(1, 8403440), (2, 4201720), (4, 2100860), (5, 1680688), (8, 1050430), (10, 840344), (16, 525215), (17, 494320), (20, 420172), (34, 247160), (37, 227120), (40, 210086), (68, 123580), (74, 113560), (80, 105043), (85, 98864), (136, 61790), (148, 56780), (167, 50320), (170, 49432), (185, 45424), (272, 30895), (296, 28390), (334, 25160), (340, 24716), (370, 22712), (592, 14195), (629, 13360), (668, 12580), (680, 12358), (740, 11356), (835, 10064), (1258, 6680), (1336, 6290), (1360, 6179), (1480, 5678), (1670, 5032), (2516, 3340), (2672, 3145), (2839, 2960)]