20160469940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2501299}}^1$

素因数の和:2501352

約数の個数: 48

約数和(自身を含む): 47064460800

約数和(自身を除く): 26903990860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 2501299, 5002598, 10005196, 12506495, 25012990, 32516887, 50025980, 65033774, 77540269, 130067548, 155080538, 162584435, 310161076, 325168870, 387701345, 650337740, 775402690, 1008023497, 1550805380, 2016046994, 4032093988, 5040117485, 10080234970, 20160469940]

約数ペア:

[(1, 20160469940), (2, 10080234970), (4, 5040117485), (5, 4032093988), (10, 2016046994), (13, 1550805380), (20, 1008023497), (26, 775402690), (31, 650337740), (52, 387701345), (62, 325168870), (65, 310161076), (124, 162584435), (130, 155080538), (155, 130067548), (260, 77540269), (310, 65033774), (403, 50025980), (620, 32516887), (806, 25012990), (1612, 12506495), (2015, 10005196), (4030, 5002598), (8060, 2501299)]