20036700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 66349920

約数和(自身を除く): 46313220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 181, 205, 225, 246, 270, 300, 362, 369, 410, 450, 492, 540, 543, 615, 675, 724, 738, 820, 900, 905, 1025, 1086, 1107, 1230, 1350, 1476, 1629, 1810, 1845, 2050, 2172, 2214, 2460, 2700, 2715, 3075, 3258, 3620, 3690, 4100, 4428, 4525, 4887, 5430, 5535, 6150, 6516, 7380, 7421, 8145, 9050, 9225, 9774, 10860, 11070, 12300, 13575, 14842, 16290, 18100, 18450, 19548, 22140, 22263, 24435, 27150, 27675, 29684, 32580, 36900, 37105, 40725, 44526, 48870, 54300, 55350, 66789, 74210, 81450, 89052, 97740, 110700, 111315, 122175, 133578, 148420, 162900, 185525, 200367, 222630, 244350, 267156, 333945, 371050, 400734, 445260, 488700, 556575, 667890, 742100, 801468, 1001835, 1113150, 1335780, 1669725, 2003670, 2226300, 3339450, 4007340, 5009175, 6678900, 10018350, 20036700]

約数ペア:

[(1, 20036700), (2, 10018350), (3, 6678900), (4, 5009175), (5, 4007340), (6, 3339450), (9, 2226300), (10, 2003670), (12, 1669725), (15, 1335780), (18, 1113150), (20, 1001835), (25, 801468), (27, 742100), (30, 667890), (36, 556575), (41, 488700), (45, 445260), (50, 400734), (54, 371050), (60, 333945), (75, 267156), (82, 244350), (90, 222630), (100, 200367), (108, 185525), (123, 162900), (135, 148420), (150, 133578), (164, 122175), (180, 111315), (181, 110700), (205, 97740), (225, 89052), (246, 81450), (270, 74210), (300, 66789), (362, 55350), (369, 54300), (410, 48870), (450, 44526), (492, 40725), (540, 37105), (543, 36900), (615, 32580), (675, 29684), (724, 27675), (738, 27150), (820, 24435), (900, 22263), (905, 22140), (1025, 19548), (1086, 18450), (1107, 18100), (1230, 16290), (1350, 14842), (1476, 13575), (1629, 12300), (1810, 11070), (1845, 10860), (2050, 9774), (2172, 9225), (2214, 9050), (2460, 8145), (2700, 7421), (2715, 7380), (3075, 6516), (3258, 6150), (3620, 5535), (3690, 5430), (4100, 4887), (4428, 4525)]