488045220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{625699}}^1$

素因数の和:625724

約数の個数: 48

約数和(自身を含む): 1471646400

約数和(自身を除く): 983601180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 625699, 1251398, 1877097, 2502796, 3128495, 3754194, 6256990, 7508388, 8134087, 9385485, 12513980, 16268174, 18770970, 24402261, 32536348, 37541940, 40670435, 48804522, 81340870, 97609044, 122011305, 162681740, 244022610, 488045220]

約数ペア:

[(1, 488045220), (2, 244022610), (3, 162681740), (4, 122011305), (5, 97609044), (6, 81340870), (10, 48804522), (12, 40670435), (13, 37541940), (15, 32536348), (20, 24402261), (26, 18770970), (30, 16268174), (39, 12513980), (52, 9385485), (60, 8134087), (65, 7508388), (78, 6256990), (130, 3754194), (156, 3128495), (195, 2502796), (260, 1877097), (390, 1251398), (780, 625699)]