1330981390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{761}}^1$

素因数の和:997

約数の個数: 64

約数和(自身を含む): 2564343360

約数和(自身を除く): 1233361970

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 163, 185, 290, 326, 370, 761, 815, 1073, 1522, 1630, 2146, 3805, 4727, 5365, 6031, 7610, 9454, 10730, 12062, 22069, 23635, 28157, 30155, 44138, 47270, 56314, 60310, 110345, 124043, 140785, 174899, 220690, 248086, 281570, 349798, 620215, 816553, 874495, 1240430, 1633106, 1748990, 3597247, 4082765, 4589591, 7194494, 8165530, 9179182, 17986235, 22947955, 35972470, 45895910, 133098139, 266196278, 665490695, 1330981390]

約数ペア:

[(1, 1330981390), (2, 665490695), (5, 266196278), (10, 133098139), (29, 45895910), (37, 35972470), (58, 22947955), (74, 17986235), (145, 9179182), (163, 8165530), (185, 7194494), (290, 4589591), (326, 4082765), (370, 3597247), (761, 1748990), (815, 1633106), (1073, 1240430), (1522, 874495), (1630, 816553), (2146, 620215), (3805, 349798), (4727, 281570), (5365, 248086), (6031, 220690), (7610, 174899), (9454, 140785), (10730, 124043), (12062, 110345), (22069, 60310), (23635, 56314), (28157, 47270), (30155, 44138)]