2028207860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467329}}^1$

素因数の和:467376

約数の個数: 48

約数和(自身を含む): 5024732160

約数和(自身を除く): 2996524300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 467329, 934658, 1869316, 2336645, 3271303, 4673290, 6542606, 9346580, 13085212, 14487199, 16356515, 28974398, 32713030, 57948796, 65426060, 72435995, 101410393, 144871990, 202820786, 289743980, 405641572, 507051965, 1014103930, 2028207860]

約数ペア:

[(1, 2028207860), (2, 1014103930), (4, 507051965), (5, 405641572), (7, 289743980), (10, 202820786), (14, 144871990), (20, 101410393), (28, 72435995), (31, 65426060), (35, 57948796), (62, 32713030), (70, 28974398), (124, 16356515), (140, 14487199), (155, 13085212), (217, 9346580), (310, 6542606), (434, 4673290), (620, 3271303), (868, 2336645), (1085, 1869316), (2170, 934658), (4340, 467329)]