31711940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5303}}^1$

素因数の和:5348

約数の個数: 48

約数和(自身を含む): 74850048

約数和(自身を除く): 43138108

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5303, 5980, 10606, 21212, 26515, 53030, 68939, 106060, 121969, 137878, 243938, 275756, 344695, 487876, 609845, 689390, 1219690, 1378780, 1585597, 2439380, 3171194, 6342388, 7927985, 15855970, 31711940]

約数ペア:

[(1, 31711940), (2, 15855970), (4, 7927985), (5, 6342388), (10, 3171194), (13, 2439380), (20, 1585597), (23, 1378780), (26, 1219690), (46, 689390), (52, 609845), (65, 487876), (92, 344695), (115, 275756), (130, 243938), (230, 137878), (260, 121969), (299, 106060), (460, 68939), (598, 53030), (1196, 26515), (1495, 21212), (2990, 10606), (5303, 5980)]