42470740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{431}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 96526080

約数和(自身を除く): 54055340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 379, 431, 758, 862, 1516, 1724, 1895, 2155, 3790, 4310, 4927, 5603, 7580, 8620, 9854, 11206, 19708, 22412, 24635, 28015, 49270, 56030, 98540, 112060, 163349, 326698, 653396, 816745, 1633490, 2123537, 3266980, 4247074, 8494148, 10617685, 21235370, 42470740]

約数ペア:

[(1, 42470740), (2, 21235370), (4, 10617685), (5, 8494148), (10, 4247074), (13, 3266980), (20, 2123537), (26, 1633490), (52, 816745), (65, 653396), (130, 326698), (260, 163349), (379, 112060), (431, 98540), (758, 56030), (862, 49270), (1516, 28015), (1724, 24635), (1895, 22412), (2155, 19708), (3790, 11206), (4310, 9854), (4927, 8620), (5603, 7580)]