18988896920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1733}}^1\times {\mathrm{39133}}^1$

素因数の和:40884

約数の個数: 64

約数和(自身を含む): 48858016320

約数和(自身を除く): 29869119400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1733, 3466, 6932, 8665, 12131, 13864, 17330, 24262, 34660, 39133, 48524, 60655, 69320, 78266, 97048, 121310, 156532, 195665, 242620, 273931, 313064, 391330, 485240, 547862, 782660, 1095724, 1369655, 1565320, 2191448, 2739310, 5478620, 10957240, 67817489, 135634978, 271269956, 339087445, 474722423, 542539912, 678174890, 949444846, 1356349780, 1898889692, 2373612115, 2712699560, 3797779384, 4747224230, 9494448460, 18988896920]

約数ペア:

[(1, 18988896920), (2, 9494448460), (4, 4747224230), (5, 3797779384), (7, 2712699560), (8, 2373612115), (10, 1898889692), (14, 1356349780), (20, 949444846), (28, 678174890), (35, 542539912), (40, 474722423), (56, 339087445), (70, 271269956), (140, 135634978), (280, 67817489), (1733, 10957240), (3466, 5478620), (6932, 2739310), (8665, 2191448), (12131, 1565320), (13864, 1369655), (17330, 1095724), (24262, 782660), (34660, 547862), (39133, 485240), (48524, 391330), (60655, 313064), (69320, 273931), (78266, 242620), (97048, 195665), (121310, 156532)]