4221660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 11999232

約数和(自身を除く): 7777572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 991, 1065, 1420, 1982, 2130, 2973, 3964, 4260, 4955, 5946, 9910, 11892, 14865, 19820, 29730, 59460, 70361, 140722, 211083, 281444, 351805, 422166, 703610, 844332, 1055415, 1407220, 2110830, 4221660]

約数ペア:

[(1, 4221660), (2, 2110830), (3, 1407220), (4, 1055415), (5, 844332), (6, 703610), (10, 422166), (12, 351805), (15, 281444), (20, 211083), (30, 140722), (60, 70361), (71, 59460), (142, 29730), (213, 19820), (284, 14865), (355, 11892), (426, 9910), (710, 5946), (852, 4955), (991, 4260), (1065, 3964), (1420, 2973), (1982, 2130)]