31347160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2621}}^1$

素因数の和:2668

約数の個数: 64

約数和(自身を含む): 79289280

約数和(自身を除く): 47942120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2621, 2990, 5242, 5980, 10484, 11960, 13105, 20968, 26210, 34073, 52420, 60283, 68146, 104840, 120566, 136292, 170365, 241132, 272584, 301415, 340730, 482264, 602830, 681460, 783679, 1205660, 1362920, 1567358, 2411320, 3134716, 3918395, 6269432, 7836790, 15673580, 31347160]

約数ペア:

[(1, 31347160), (2, 15673580), (4, 7836790), (5, 6269432), (8, 3918395), (10, 3134716), (13, 2411320), (20, 1567358), (23, 1362920), (26, 1205660), (40, 783679), (46, 681460), (52, 602830), (65, 482264), (92, 340730), (104, 301415), (115, 272584), (130, 241132), (184, 170365), (230, 136292), (260, 120566), (299, 104840), (460, 68146), (520, 60283), (598, 52420), (920, 34073), (1196, 26210), (1495, 20968), (2392, 13105), (2621, 11960), (2990, 10484), (5242, 5980)]