20194577270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{142607}}^1$

素因数の和:142662

約数の個数: 72

約数和(自身を含む): 44918953056

約数和(自身を除く): 24724375786

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 289, 490, 578, 595, 833, 1190, 1445, 1666, 2023, 2890, 4046, 4165, 8330, 10115, 14161, 20230, 28322, 70805, 141610, 142607, 285214, 713035, 998249, 1426070, 1996498, 2424319, 4848638, 4991245, 6987743, 9982490, 12121595, 13975486, 16970233, 24243190, 33940466, 34938715, 41213423, 69877430, 82426846, 84851165, 118791631, 169702330, 206067115, 237583262, 288493961, 412134230, 576987922, 593958155, 1187916310, 1442469805, 2019457727, 2884939610, 4038915454, 10097288635, 20194577270]

約数ペア:

[(1, 20194577270), (2, 10097288635), (5, 4038915454), (7, 2884939610), (10, 2019457727), (14, 1442469805), (17, 1187916310), (34, 593958155), (35, 576987922), (49, 412134230), (70, 288493961), (85, 237583262), (98, 206067115), (119, 169702330), (170, 118791631), (238, 84851165), (245, 82426846), (289, 69877430), (490, 41213423), (578, 34938715), (595, 33940466), (833, 24243190), (1190, 16970233), (1445, 13975486), (1666, 12121595), (2023, 9982490), (2890, 6987743), (4046, 4991245), (4165, 4848638), (8330, 2424319), (10115, 1996498), (14161, 1426070), (20230, 998249), (28322, 713035), (70805, 285214), (141610, 142607)]