1844007740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{17789}}^1$

素因数の和:17942

約数の個数: 48

約数和(自身を含む): 3980975040

約数和(自身を除く): 2136967300

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 710, 730, 1420, 1460, 5183, 10366, 17789, 20732, 25915, 35578, 51830, 71156, 88945, 103660, 177890, 355780, 1263019, 1298597, 2526038, 2597194, 5052076, 5194388, 6315095, 6492985, 12630190, 12985970, 25260380, 25971940, 92200387, 184400774, 368801548, 461001935, 922003870, 1844007740]

約数ペア:

[(1, 1844007740), (2, 922003870), (4, 461001935), (5, 368801548), (10, 184400774), (20, 92200387), (71, 25971940), (73, 25260380), (142, 12985970), (146, 12630190), (284, 6492985), (292, 6315095), (355, 5194388), (365, 5052076), (710, 2597194), (730, 2526038), (1420, 1298597), (1460, 1263019), (5183, 355780), (10366, 177890), (17789, 103660), (20732, 88945), (25915, 71156), (35578, 51830)]