15284240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6163}}^1$

素因数の和:6207

約数の個数: 40

約数和(自身を含む): 36688128

約数和(自身を除く): 21403888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 6163, 12326, 24652, 30815, 49304, 61630, 98608, 123260, 191053, 246520, 382106, 493040, 764212, 955265, 1528424, 1910530, 3056848, 3821060, 7642120, 15284240]

約数ペア:

[(1, 15284240), (2, 7642120), (4, 3821060), (5, 3056848), (8, 1910530), (10, 1528424), (16, 955265), (20, 764212), (31, 493040), (40, 382106), (62, 246520), (80, 191053), (124, 123260), (155, 98608), (248, 61630), (310, 49304), (496, 30815), (620, 24652), (1240, 12326), (2480, 6163)]