939947440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{1249}}^1$

素因数の和:1694

約数の個数: 80

約数和(自身を含む): 2287800000

約数和(自身を除く): 1347852560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 409, 460, 818, 920, 1249, 1636, 1840, 2045, 2498, 3272, 4090, 4996, 6245, 6544, 8180, 9407, 9992, 12490, 16360, 18814, 19984, 24980, 28727, 32720, 37628, 47035, 49960, 57454, 75256, 94070, 99920, 114908, 143635, 150512, 188140, 229816, 287270, 376280, 459632, 510841, 574540, 752560, 1021682, 1149080, 2043364, 2298160, 2554205, 4086728, 5108410, 8173456, 10216820, 11749343, 20433640, 23498686, 40867280, 46997372, 58746715, 93994744, 117493430, 187989488, 234986860, 469973720, 939947440]

約数ペア:

[(1, 939947440), (2, 469973720), (4, 234986860), (5, 187989488), (8, 117493430), (10, 93994744), (16, 58746715), (20, 46997372), (23, 40867280), (40, 23498686), (46, 20433640), (80, 11749343), (92, 10216820), (115, 8173456), (184, 5108410), (230, 4086728), (368, 2554205), (409, 2298160), (460, 2043364), (818, 1149080), (920, 1021682), (1249, 752560), (1636, 574540), (1840, 510841), (2045, 459632), (2498, 376280), (3272, 287270), (4090, 229816), (4996, 188140), (6245, 150512), (6544, 143635), (8180, 114908), (9407, 99920), (9992, 94070), (12490, 75256), (16360, 57454), (18814, 49960), (19984, 47035), (24980, 37628), (28727, 32720)]