39860860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8069}}^1$

素因数の和:8110

約数の個数: 48

約数和(自身を含む): 94903200

約数和(自身を除く): 55042340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 8069, 16138, 32276, 40345, 80690, 104897, 153311, 161380, 209794, 306622, 419588, 524485, 613244, 766555, 1048970, 1533110, 1993043, 2097940, 3066220, 3986086, 7972172, 9965215, 19930430, 39860860]

約数ペア:

[(1, 39860860), (2, 19930430), (4, 9965215), (5, 7972172), (10, 3986086), (13, 3066220), (19, 2097940), (20, 1993043), (26, 1533110), (38, 1048970), (52, 766555), (65, 613244), (76, 524485), (95, 419588), (130, 306622), (190, 209794), (247, 161380), (260, 153311), (380, 104897), (494, 80690), (988, 40345), (1235, 32276), (2470, 16138), (4940, 8069)]