2129028040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{42683}}^1$

素因数の和:42766

約数の個数: 64

約数和(自身を含む): 5070859200

約数和(自身を除く): 2941831160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1160, 1247, 1720, 2494, 4988, 6235, 9976, 12470, 24940, 42683, 49880, 85366, 170732, 213415, 341464, 426830, 853660, 1237807, 1707320, 1835369, 2475614, 3670738, 4951228, 6189035, 7341476, 9176845, 9902456, 12378070, 14682952, 18353690, 24756140, 36707380, 49512280, 53225701, 73414760, 106451402, 212902804, 266128505, 425805608, 532257010, 1064514020, 2129028040]

約数ペア:

[(1, 2129028040), (2, 1064514020), (4, 532257010), (5, 425805608), (8, 266128505), (10, 212902804), (20, 106451402), (29, 73414760), (40, 53225701), (43, 49512280), (58, 36707380), (86, 24756140), (116, 18353690), (145, 14682952), (172, 12378070), (215, 9902456), (232, 9176845), (290, 7341476), (344, 6189035), (430, 4951228), (580, 3670738), (860, 2475614), (1160, 1835369), (1247, 1707320), (1720, 1237807), (2494, 853660), (4988, 426830), (6235, 341464), (9976, 213415), (12470, 170732), (24940, 85366), (42683, 49880)]