39673180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1049}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 87494400

約数和(自身を除く): 47821220

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1049, 1220, 1891, 2098, 3782, 4196, 5245, 7564, 9455, 10490, 18910, 20980, 32519, 37820, 63989, 65038, 127978, 130076, 162595, 255956, 319945, 325190, 639890, 650380, 1279780, 1983659, 3967318, 7934636, 9918295, 19836590, 39673180]

約数ペア:

[(1, 39673180), (2, 19836590), (4, 9918295), (5, 7934636), (10, 3967318), (20, 1983659), (31, 1279780), (61, 650380), (62, 639890), (122, 325190), (124, 319945), (155, 255956), (244, 162595), (305, 130076), (310, 127978), (610, 65038), (620, 63989), (1049, 37820), (1220, 32519), (1891, 20980), (2098, 18910), (3782, 10490), (4196, 9455), (5245, 7564)]