19820220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1151}}^1$

素因数の和:1211

約数の個数: 96

約数和(自身を含む): 65028096

約数和(自身を除く): 45207876

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, 1151, 1230, 1435, 1722, 2302, 2460, 2870, 3444, 3453, 4305, 4604, 5740, 5755, 6906, 8057, 8610, 11510, 13812, 16114, 17220, 17265, 23020, 24171, 32228, 34530, 40285, 47191, 48342, 69060, 80570, 94382, 96684, 120855, 141573, 161140, 188764, 235955, 241710, 283146, 330337, 471910, 483420, 566292, 660674, 707865, 943820, 991011, 1321348, 1415730, 1651685, 1982022, 2831460, 3303370, 3964044, 4955055, 6606740, 9910110, 19820220]

約数ペア:

[(1, 19820220), (2, 9910110), (3, 6606740), (4, 4955055), (5, 3964044), (6, 3303370), (7, 2831460), (10, 1982022), (12, 1651685), (14, 1415730), (15, 1321348), (20, 991011), (21, 943820), (28, 707865), (30, 660674), (35, 566292), (41, 483420), (42, 471910), (60, 330337), (70, 283146), (82, 241710), (84, 235955), (105, 188764), (123, 161140), (140, 141573), (164, 120855), (205, 96684), (210, 94382), (246, 80570), (287, 69060), (410, 48342), (420, 47191), (492, 40285), (574, 34530), (615, 32228), (820, 24171), (861, 23020), (1148, 17265), (1151, 17220), (1230, 16114), (1435, 13812), (1722, 11510), (2302, 8610), (2460, 8057), (2870, 6906), (3444, 5755), (3453, 5740), (4305, 4604)]