8823880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 12948920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 239, 260, 284, 355, 478, 520, 568, 710, 923, 956, 1195, 1420, 1846, 1912, 2390, 2840, 3107, 3692, 4615, 4780, 6214, 7384, 9230, 9560, 12428, 15535, 16969, 18460, 24856, 31070, 33938, 36920, 62140, 67876, 84845, 124280, 135752, 169690, 220597, 339380, 441194, 678760, 882388, 1102985, 1764776, 2205970, 4411940, 8823880]

約数ペア:

[(1, 8823880), (2, 4411940), (4, 2205970), (5, 1764776), (8, 1102985), (10, 882388), (13, 678760), (20, 441194), (26, 339380), (40, 220597), (52, 169690), (65, 135752), (71, 124280), (104, 84845), (130, 67876), (142, 62140), (239, 36920), (260, 33938), (284, 31070), (355, 24856), (478, 18460), (520, 16969), (568, 15535), (710, 12428), (923, 9560), (956, 9230), (1195, 7384), (1420, 6214), (1846, 4780), (1912, 4615), (2390, 3692), (2840, 3107)]