55415220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{131941}}^1$

素因数の和:131960

約数の個数: 48

約数和(自身を含む): 177330048

約数和(自身を除く): 121914828

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, 131941, 263882, 395823, 527764, 659705, 791646, 923587, 1319410, 1583292, 1847174, 1979115, 2638820, 2770761, 3694348, 3958230, 4617935, 5541522, 7916460, 9235870, 11083044, 13853805, 18471740, 27707610, 55415220]

約数ペア:

[(1, 55415220), (2, 27707610), (3, 18471740), (4, 13853805), (5, 11083044), (6, 9235870), (7, 7916460), (10, 5541522), (12, 4617935), (14, 3958230), (15, 3694348), (20, 2770761), (21, 2638820), (28, 1979115), (30, 1847174), (35, 1583292), (42, 1319410), (60, 923587), (70, 791646), (84, 659705), (105, 527764), (140, 395823), (210, 263882), (420, 131941)]