2858440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 7257600

約数和(自身を除く): 4399160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 239, 260, 299, 460, 478, 520, 598, 920, 956, 1195, 1196, 1495, 1912, 2390, 2392, 2990, 3107, 4780, 5497, 5980, 6214, 9560, 10994, 11960, 12428, 15535, 21988, 24856, 27485, 31070, 43976, 54970, 62140, 71461, 109940, 124280, 142922, 219880, 285844, 357305, 571688, 714610, 1429220, 2858440]

約数ペア:

[(1, 2858440), (2, 1429220), (4, 714610), (5, 571688), (8, 357305), (10, 285844), (13, 219880), (20, 142922), (23, 124280), (26, 109940), (40, 71461), (46, 62140), (52, 54970), (65, 43976), (92, 31070), (104, 27485), (115, 24856), (130, 21988), (184, 15535), (230, 12428), (239, 11960), (260, 10994), (299, 9560), (460, 6214), (478, 5980), (520, 5497), (598, 4780), (920, 3107), (956, 2990), (1195, 2392), (1196, 2390), (1495, 1912)]