20101857740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{158507}}^1$

素因数の和:158906

約数の個数: 48

約数和(自身を含む): 44817185952

約数和(自身を除く): 24715328212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 373, 746, 1492, 1865, 3730, 6341, 7460, 12682, 25364, 31705, 63410, 126820, 158507, 317014, 634028, 792535, 1585070, 2694619, 3170140, 5389238, 10778476, 13473095, 26946190, 53892380, 59123111, 118246222, 236492444, 295615555, 591231110, 1005092887, 1182462220, 2010185774, 4020371548, 5025464435, 10050928870, 20101857740]

約数ペア:

[(1, 20101857740), (2, 10050928870), (4, 5025464435), (5, 4020371548), (10, 2010185774), (17, 1182462220), (20, 1005092887), (34, 591231110), (68, 295615555), (85, 236492444), (170, 118246222), (340, 59123111), (373, 53892380), (746, 26946190), (1492, 13473095), (1865, 10778476), (3730, 5389238), (6341, 3170140), (7460, 2694619), (12682, 1585070), (25364, 792535), (31705, 634028), (63410, 317014), (126820, 158507)]