1940097780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{56431}}^1$

素因数の和:56637

約数の個数: 72

約数和(自身を含む): 5915879424

約数和(自身を除く): 3975781644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1719, 1910, 2292, 2865, 3438, 3820, 5730, 6876, 8595, 11460, 17190, 34380, 56431, 112862, 169293, 225724, 282155, 338586, 507879, 564310, 677172, 846465, 1015758, 1128620, 1692930, 2031516, 2539395, 3385860, 5078790, 10157580, 10778321, 21556642, 32334963, 43113284, 53891605, 64669926, 97004889, 107783210, 129339852, 161674815, 194009778, 215566420, 323349630, 388019556, 485024445, 646699260, 970048890, 1940097780]

約数ペア:

[(1, 1940097780), (2, 970048890), (3, 646699260), (4, 485024445), (5, 388019556), (6, 323349630), (9, 215566420), (10, 194009778), (12, 161674815), (15, 129339852), (18, 107783210), (20, 97004889), (30, 64669926), (36, 53891605), (45, 43113284), (60, 32334963), (90, 21556642), (180, 10778321), (191, 10157580), (382, 5078790), (573, 3385860), (764, 2539395), (955, 2031516), (1146, 1692930), (1719, 1128620), (1910, 1015758), (2292, 846465), (2865, 677172), (3438, 564310), (3820, 507879), (5730, 338586), (6876, 282155), (8595, 225724), (11460, 169293), (17190, 112862), (34380, 56431)]