20245770

素因数分解:

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

素因数の和:7799

約数の個数: 48

約数和(自身を含む): 54461160

約数和(自身を除く): 34215390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 7757, 15514, 23271, 38785, 46542, 69813, 77570, 116355, 139626, 224953, 232710, 349065, 449906, 674859, 698130, 1124765, 1349718, 2024577, 2249530, 3374295, 4049154, 6748590, 10122885, 20245770]

約数ペア:

[(1, 20245770), (2, 10122885), (3, 6748590), (5, 4049154), (6, 3374295), (9, 2249530), (10, 2024577), (15, 1349718), (18, 1124765), (29, 698130), (30, 674859), (45, 449906), (58, 349065), (87, 232710), (90, 224953), (145, 139626), (174, 116355), (261, 77570), (290, 69813), (435, 46542), (522, 38785), (870, 23271), (1305, 15514), (2610, 7757)]