20003538420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{9049}}^1\times {\mathrm{12281}}^1$

素因数の和:21345

約数の個数: 72

約数和(自身を含む): 60689046600

約数和(自身を除く): 40685508180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 9049, 12281, 18098, 24562, 27147, 36196, 36843, 45245, 49124, 54294, 61405, 73686, 81441, 90490, 108588, 110529, 122810, 135735, 147372, 162882, 180980, 184215, 221058, 245620, 271470, 325764, 368430, 407205, 442116, 542940, 552645, 736860, 814410, 1105290, 1628820, 2210580, 111130769, 222261538, 333392307, 444523076, 555653845, 666784614, 1000176921, 1111307690, 1333569228, 1666961535, 2000353842, 2222615380, 3333923070, 4000707684, 5000884605, 6667846140, 10001769210, 20003538420]

約数ペア:

[(1, 20003538420), (2, 10001769210), (3, 6667846140), (4, 5000884605), (5, 4000707684), (6, 3333923070), (9, 2222615380), (10, 2000353842), (12, 1666961535), (15, 1333569228), (18, 1111307690), (20, 1000176921), (30, 666784614), (36, 555653845), (45, 444523076), (60, 333392307), (90, 222261538), (180, 111130769), (9049, 2210580), (12281, 1628820), (18098, 1105290), (24562, 814410), (27147, 736860), (36196, 552645), (36843, 542940), (45245, 442116), (49124, 407205), (54294, 368430), (61405, 325764), (73686, 271470), (81441, 245620), (90490, 221058), (108588, 184215), (110529, 180980), (122810, 162882), (135735, 147372)]