4401460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 10684800

約数和(自身を除く): 6283340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 211, 298, 422, 596, 745, 844, 1043, 1055, 1477, 1490, 2086, 2110, 2954, 2980, 4172, 4220, 5215, 5908, 7385, 10430, 14770, 20860, 29540, 31439, 62878, 125756, 157195, 220073, 314390, 440146, 628780, 880292, 1100365, 2200730, 4401460]

約数ペア:

[(1, 4401460), (2, 2200730), (4, 1100365), (5, 880292), (7, 628780), (10, 440146), (14, 314390), (20, 220073), (28, 157195), (35, 125756), (70, 62878), (140, 31439), (149, 29540), (211, 20860), (298, 14770), (422, 10430), (596, 7385), (745, 5908), (844, 5215), (1043, 4220), (1055, 4172), (1477, 2980), (1490, 2954), (2086, 2110)]