20148930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11783}}^1$

素因数の和:11815

約数の個数: 48

約数和(自身を含む): 55149120

約数和(自身を除く): 35000190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 11783, 23566, 35349, 58915, 70698, 106047, 117830, 176745, 212094, 223877, 353490, 447754, 530235, 671631, 1060470, 1119385, 1343262, 2014893, 2238770, 3358155, 4029786, 6716310, 10074465, 20148930]

約数ペア:

[(1, 20148930), (2, 10074465), (3, 6716310), (5, 4029786), (6, 3358155), (9, 2238770), (10, 2014893), (15, 1343262), (18, 1119385), (19, 1060470), (30, 671631), (38, 530235), (45, 447754), (57, 353490), (90, 223877), (95, 212094), (114, 176745), (171, 117830), (190, 106047), (285, 70698), (342, 58915), (570, 35349), (855, 23566), (1710, 11783)]