30797260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3821}}^1$

素因数の和:3874

約数の個数: 48

約数和(自身を含む): 71914752

約数和(自身を除く): 41117492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 3821, 4030, 7642, 8060, 15284, 19105, 38210, 49673, 76420, 99346, 118451, 198692, 236902, 248365, 473804, 496730, 592255, 993460, 1184510, 1539863, 2369020, 3079726, 6159452, 7699315, 15398630, 30797260]

約数ペア:

[(1, 30797260), (2, 15398630), (4, 7699315), (5, 6159452), (10, 3079726), (13, 2369020), (20, 1539863), (26, 1184510), (31, 993460), (52, 592255), (62, 496730), (65, 473804), (124, 248365), (130, 236902), (155, 198692), (260, 118451), (310, 99346), (403, 76420), (620, 49673), (806, 38210), (1612, 19105), (2015, 15284), (3821, 8060), (4030, 7642)]