4223790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 11153376

約数和(自身を除く): 6929586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 661, 710, 1065, 1278, 1322, 1983, 2130, 3195, 3305, 3966, 5949, 6390, 6610, 9915, 11898, 19830, 29745, 46931, 59490, 93862, 140793, 234655, 281586, 422379, 469310, 703965, 844758, 1407930, 2111895, 4223790]

約数ペア:

[(1, 4223790), (2, 2111895), (3, 1407930), (5, 844758), (6, 703965), (9, 469310), (10, 422379), (15, 281586), (18, 234655), (30, 140793), (45, 93862), (71, 59490), (90, 46931), (142, 29745), (213, 19830), (355, 11898), (426, 9915), (639, 6610), (661, 6390), (710, 5949), (1065, 3966), (1278, 3305), (1322, 3195), (1983, 2130)]