1238982890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67741}}^1$

素因数の和:67838

約数の個数: 32

約数和(自身を含む): 2341163520

約数和(自身を除く): 1102180630

約数列:

[1, 2, 5, 10, 31, 59, 62, 118, 155, 295, 310, 590, 1829, 3658, 9145, 18290, 67741, 135482, 338705, 677410, 2099971, 3996719, 4199942, 7993438, 10499855, 19983595, 20999710, 39967190, 123898289, 247796578, 619491445, 1238982890]

約数ペア:

[(1, 1238982890), (2, 619491445), (5, 247796578), (10, 123898289), (31, 39967190), (59, 20999710), (62, 19983595), (118, 10499855), (155, 7993438), (295, 4199942), (310, 3996719), (590, 2099971), (1829, 677410), (3658, 338705), (9145, 135482), (18290, 67741)]