20336820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1241

約数の個数: 96

約数和(自身を含む): 66721536

約数和(自身を除く): 46384716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1181, 1230, 1435, 1722, 2362, 2460, 2870, 3444, 3543, 4305, 4724, 5740, 5905, 7086, 8267, 8610, 11810, 14172, 16534, 17220, 17715, 23620, 24801, 33068, 35430, 41335, 48421, 49602, 70860, 82670, 96842, 99204, 124005, 145263, 165340, 193684, 242105, 248010, 290526, 338947, 484210, 496020, 581052, 677894, 726315, 968420, 1016841, 1355788, 1452630, 1694735, 2033682, 2905260, 3389470, 4067364, 5084205, 6778940, 10168410, 20336820]

約数ペア:

[(1, 20336820), (2, 10168410), (3, 6778940), (4, 5084205), (5, 4067364), (6, 3389470), (7, 2905260), (10, 2033682), (12, 1694735), (14, 1452630), (15, 1355788), (20, 1016841), (21, 968420), (28, 726315), (30, 677894), (35, 581052), (41, 496020), (42, 484210), (60, 338947), (70, 290526), (82, 248010), (84, 242105), (105, 193684), (123, 165340), (140, 145263), (164, 124005), (205, 99204), (210, 96842), (246, 82670), (287, 70860), (410, 49602), (420, 48421), (492, 41335), (574, 35430), (615, 33068), (820, 24801), (861, 23620), (1148, 17715), (1181, 17220), (1230, 16534), (1435, 14172), (1722, 11810), (2362, 8610), (2460, 8267), (2870, 7086), (3444, 5905), (3543, 5740), (4305, 4724)]