20942610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53699}}^1$

素因数の和:53722

約数の個数: 32

約数和(自身を含む): 54129600

約数和(自身を除く): 33186990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 53699, 107398, 161097, 268495, 322194, 536990, 698087, 805485, 1396174, 1610970, 2094261, 3490435, 4188522, 6980870, 10471305, 20942610]

約数ペア:

[(1, 20942610), (2, 10471305), (3, 6980870), (5, 4188522), (6, 3490435), (10, 2094261), (13, 1610970), (15, 1396174), (26, 805485), (30, 698087), (39, 536990), (65, 322194), (78, 268495), (130, 161097), (195, 107398), (390, 53699)]