1628933080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{112807}}^1$

素因数の和:112856

約数の個数: 48

約数和(自身を含む): 3868186320

約数和(自身を除く): 2239253240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 14440, 112807, 225614, 451228, 564035, 902456, 1128070, 2143333, 2256140, 4286666, 4512280, 8573332, 10716665, 17146664, 21433330, 40723327, 42866660, 81446654, 85733320, 162893308, 203616635, 325786616, 407233270, 814466540, 1628933080]

約数ペア:

[(1, 1628933080), (2, 814466540), (4, 407233270), (5, 325786616), (8, 203616635), (10, 162893308), (19, 85733320), (20, 81446654), (38, 42866660), (40, 40723327), (76, 21433330), (95, 17146664), (152, 10716665), (190, 8573332), (361, 4512280), (380, 4286666), (722, 2256140), (760, 2143333), (1444, 1128070), (1805, 902456), (2888, 564035), (3610, 451228), (7220, 225614), (14440, 112807)]