1953420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4651}}^1$

素因数の和:4670

約数の個数: 48

約数和(自身を含む): 6252288

約数和(自身を除く): 4298868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4651, 9302, 13953, 18604, 23255, 27906, 32557, 46510, 55812, 65114, 69765, 93020, 97671, 130228, 139530, 162785, 195342, 279060, 325570, 390684, 488355, 651140, 976710, 1953420]

約数ペア:

[(1, 1953420), (2, 976710), (3, 651140), (4, 488355), (5, 390684), (6, 325570), (7, 279060), (10, 195342), (12, 162785), (14, 139530), (15, 130228), (20, 97671), (21, 93020), (28, 69765), (30, 65114), (35, 55812), (42, 46510), (60, 32557), (70, 27906), (84, 23255), (105, 18604), (140, 13953), (210, 9302), (420, 4651)]