20358060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1091}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 36880212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1091, 1244, 1555, 1866, 2182, 3110, 3273, 3732, 4364, 4665, 5455, 6220, 6546, 9330, 10910, 13092, 16365, 18660, 21820, 32730, 65460, 339301, 678602, 1017903, 1357204, 1696505, 2035806, 3393010, 4071612, 5089515, 6786020, 10179030, 20358060]

約数ペア:

[(1, 20358060), (2, 10179030), (3, 6786020), (4, 5089515), (5, 4071612), (6, 3393010), (10, 2035806), (12, 1696505), (15, 1357204), (20, 1017903), (30, 678602), (60, 339301), (311, 65460), (622, 32730), (933, 21820), (1091, 18660), (1244, 16365), (1555, 13092), (1866, 10910), (2182, 9330), (3110, 6546), (3273, 6220), (3732, 5455), (4364, 4665)]