30720378580

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1\times {\mathrm{7879}}^1$

素因数の和:9448

約数の個数: 48

約数和(自身を含む): 65037611520

約数和(自身を除く): 34317232940

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 1423, 2740, 2846, 5692, 7115, 7879, 14230, 15758, 28460, 31516, 39395, 78790, 157580, 194951, 389902, 779804, 974755, 1079423, 1949510, 2158846, 3899020, 4317692, 5397115, 10794230, 11211817, 21588460, 22423634, 44847268, 56059085, 112118170, 224236340, 1536018929, 3072037858, 6144075716, 7680094645, 15360189290, 30720378580]

約数ペア:

[(1, 30720378580), (2, 15360189290), (4, 7680094645), (5, 6144075716), (10, 3072037858), (20, 1536018929), (137, 224236340), (274, 112118170), (548, 56059085), (685, 44847268), (1370, 22423634), (1423, 21588460), (2740, 11211817), (2846, 10794230), (5692, 5397115), (7115, 4317692), (7879, 3899020), (14230, 2158846), (15758, 1949510), (28460, 1079423), (31516, 974755), (39395, 779804), (78790, 389902), (157580, 194951)]