788342820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{185057}}^1$

素因数の和:185140

約数の個数: 48

約数和(自身を含む): 2238461568

約数和(自身を除く): 1450118748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 185057, 370114, 555171, 740228, 925285, 1110342, 1850570, 2220684, 2775855, 3701140, 5551710, 11103420, 13139047, 26278094, 39417141, 52556188, 65695235, 78834282, 131390470, 157668564, 197085705, 262780940, 394171410, 788342820]

約数ペア:

[(1, 788342820), (2, 394171410), (3, 262780940), (4, 197085705), (5, 157668564), (6, 131390470), (10, 78834282), (12, 65695235), (15, 52556188), (20, 39417141), (30, 26278094), (60, 13139047), (71, 11103420), (142, 5551710), (213, 3701140), (284, 2775855), (355, 2220684), (426, 1850570), (710, 1110342), (852, 925285), (1065, 740228), (1420, 555171), (2130, 370114), (4260, 185057)]