7925970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20323}}^1$

素因数の和:20346

約数の個数: 32

約数和(自身を含む): 20486592

約数和(自身を除く): 12560622

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20323, 40646, 60969, 101615, 121938, 203230, 264199, 304845, 528398, 609690, 792597, 1320995, 1585194, 2641990, 3962985, 7925970]

約数ペア:

[(1, 7925970), (2, 3962985), (3, 2641990), (5, 1585194), (6, 1320995), (10, 792597), (13, 609690), (15, 528398), (26, 304845), (30, 264199), (39, 203230), (65, 121938), (78, 101615), (130, 60969), (195, 40646), (390, 20323)]