960019880

素因数分解:

$2^3\times 5^1\times {\mathrm{2621}}^1\times {\mathrm{9157}}^1$

素因数の和:11789

約数の個数: 32

約数和(自身を含む): 2161104840

約数和(自身を除く): 1201084960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2621, 5242, 9157, 10484, 13105, 18314, 20968, 26210, 36628, 45785, 52420, 73256, 91570, 104840, 183140, 366280, 24000497, 48000994, 96001988, 120002485, 192003976, 240004970, 480009940, 960019880]

約数ペア:

[(1, 960019880), (2, 480009940), (4, 240004970), (5, 192003976), (8, 120002485), (10, 96001988), (20, 48000994), (40, 24000497), (2621, 366280), (5242, 183140), (9157, 104840), (10484, 91570), (13105, 73256), (18314, 52420), (20968, 45785), (26210, 36628)]