1330653980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{120749}}^1$

素因数の和:120806

約数の個数: 48

約数和(自身を含む): 3042900000

約数和(自身を除く): 1712246020

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 551, 580, 1102, 2204, 2755, 5510, 11020, 120749, 241498, 482996, 603745, 1207490, 2294231, 2414980, 3501721, 4588462, 7003442, 9176924, 11471155, 14006884, 17508605, 22942310, 35017210, 45884620, 66532699, 70034420, 133065398, 266130796, 332663495, 665326990, 1330653980]

約数ペア:

[(1, 1330653980), (2, 665326990), (4, 332663495), (5, 266130796), (10, 133065398), (19, 70034420), (20, 66532699), (29, 45884620), (38, 35017210), (58, 22942310), (76, 17508605), (95, 14006884), (116, 11471155), (145, 9176924), (190, 7003442), (290, 4588462), (380, 3501721), (551, 2414980), (580, 2294231), (1102, 1207490), (2204, 603745), (2755, 482996), (5510, 241498), (11020, 120749)]