20977692960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6243361}}^1$

素因数の和:6243386

約数の個数: 96

約数和(自身を含む): 75519706752

約数和(自身を除く): 54542013792

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6243361, 12486722, 18730083, 24973444, 31216805, 37460166, 43703527, 49946888, 62433610, 74920332, 87407054, 93650415, 99893776, 124867220, 131110581, 149840664, 174814108, 187300830, 199787552, 218517635, 249734440, 262221162, 299681328, 349628216, 374601660, 437035270, 499468880, 524442324, 599362656, 655552905, 699256432, 749203320, 874070540, 998937760, 1048884648, 1311105810, 1398512864, 1498406640, 1748141080, 2097769296, 2622211620, 2996813280, 3496282160, 4195538592, 5244423240, 6992564320, 10488846480, 20977692960]

約数ペア:

[(1, 20977692960), (2, 10488846480), (3, 6992564320), (4, 5244423240), (5, 4195538592), (6, 3496282160), (7, 2996813280), (8, 2622211620), (10, 2097769296), (12, 1748141080), (14, 1498406640), (15, 1398512864), (16, 1311105810), (20, 1048884648), (21, 998937760), (24, 874070540), (28, 749203320), (30, 699256432), (32, 655552905), (35, 599362656), (40, 524442324), (42, 499468880), (48, 437035270), (56, 374601660), (60, 349628216), (70, 299681328), (80, 262221162), (84, 249734440), (96, 218517635), (105, 199787552), (112, 187300830), (120, 174814108), (140, 149840664), (160, 131110581), (168, 124867220), (210, 99893776), (224, 93650415), (240, 87407054), (280, 74920332), (336, 62433610), (420, 49946888), (480, 43703527), (560, 37460166), (672, 31216805), (840, 24973444), (1120, 18730083), (1680, 12486722), (3360, 6243361)]