20158070580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2617}}^1\times {\mathrm{42793}}^1$

素因数の和:45425

約数の個数: 72

約数和(自身を含む): 61170941832

約数和(自身を除く): 41012871252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2617, 5234, 7851, 10468, 13085, 15702, 23553, 26170, 31404, 39255, 42793, 47106, 52340, 78510, 85586, 94212, 117765, 128379, 157020, 171172, 213965, 235530, 256758, 385137, 427930, 471060, 513516, 641895, 770274, 855860, 1283790, 1540548, 1925685, 2567580, 3851370, 7702740, 111989281, 223978562, 335967843, 447957124, 559946405, 671935686, 1007903529, 1119892810, 1343871372, 1679839215, 2015807058, 2239785620, 3359678430, 4031614116, 5039517645, 6719356860, 10079035290, 20158070580]

約数ペア:

[(1, 20158070580), (2, 10079035290), (3, 6719356860), (4, 5039517645), (5, 4031614116), (6, 3359678430), (9, 2239785620), (10, 2015807058), (12, 1679839215), (15, 1343871372), (18, 1119892810), (20, 1007903529), (30, 671935686), (36, 559946405), (45, 447957124), (60, 335967843), (90, 223978562), (180, 111989281), (2617, 7702740), (5234, 3851370), (7851, 2567580), (10468, 1925685), (13085, 1540548), (15702, 1283790), (23553, 855860), (26170, 770274), (31404, 641895), (39255, 513516), (42793, 471060), (47106, 427930), (52340, 385137), (78510, 256758), (85586, 235530), (94212, 213965), (117765, 171172), (128379, 157020)]