20932650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:456

約数の個数: 72

約数和(自身を含む): 56769804

約数和(自身を除く): 35837154

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 181, 225, 257, 362, 450, 514, 543, 771, 905, 1086, 1285, 1542, 1629, 1810, 2313, 2570, 2715, 3258, 3855, 4525, 4626, 5430, 6425, 7710, 8145, 9050, 11565, 12850, 13575, 16290, 19275, 23130, 27150, 38550, 40725, 46517, 57825, 81450, 93034, 115650, 139551, 232585, 279102, 418653, 465170, 697755, 837306, 1162925, 1395510, 2093265, 2325850, 3488775, 4186530, 6977550, 10466325, 20932650]

約数ペア:

[(1, 20932650), (2, 10466325), (3, 6977550), (5, 4186530), (6, 3488775), (9, 2325850), (10, 2093265), (15, 1395510), (18, 1162925), (25, 837306), (30, 697755), (45, 465170), (50, 418653), (75, 279102), (90, 232585), (150, 139551), (181, 115650), (225, 93034), (257, 81450), (362, 57825), (450, 46517), (514, 40725), (543, 38550), (771, 27150), (905, 23130), (1086, 19275), (1285, 16290), (1542, 13575), (1629, 12850), (1810, 11565), (2313, 9050), (2570, 8145), (2715, 7710), (3258, 6425), (3855, 5430), (4525, 4626)]