40491540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{7757}}^1$

素因数の和:7801

約数の個数: 72

約数和(自身を含む): 127076040

約数和(自身を除く): 86584500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 7757, 15514, 23271, 31028, 38785, 46542, 69813, 77570, 93084, 116355, 139626, 155140, 224953, 232710, 279252, 349065, 449906, 465420, 674859, 698130, 899812, 1124765, 1349718, 1396260, 2024577, 2249530, 2699436, 3374295, 4049154, 4499060, 6748590, 8098308, 10122885, 13497180, 20245770, 40491540]

約数ペア:

[(1, 40491540), (2, 20245770), (3, 13497180), (4, 10122885), (5, 8098308), (6, 6748590), (9, 4499060), (10, 4049154), (12, 3374295), (15, 2699436), (18, 2249530), (20, 2024577), (29, 1396260), (30, 1349718), (36, 1124765), (45, 899812), (58, 698130), (60, 674859), (87, 465420), (90, 449906), (116, 349065), (145, 279252), (174, 232710), (180, 224953), (261, 155140), (290, 139626), (348, 116355), (435, 93084), (522, 77570), (580, 69813), (870, 46542), (1044, 38785), (1305, 31028), (1740, 23271), (2610, 15514), (5220, 7757)]