2943850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 6749568

約数和(自身を除く): 3805718

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 647, 650, 910, 1294, 2275, 3235, 4529, 4550, 6470, 8411, 9058, 16175, 16822, 22645, 32350, 42055, 45290, 58877, 84110, 113225, 117754, 210275, 226450, 294385, 420550, 588770, 1471925, 2943850]

約数ペア:

[(1, 2943850), (2, 1471925), (5, 588770), (7, 420550), (10, 294385), (13, 226450), (14, 210275), (25, 117754), (26, 113225), (35, 84110), (50, 58877), (65, 45290), (70, 42055), (91, 32350), (130, 22645), (175, 16822), (182, 16175), (325, 9058), (350, 8411), (455, 6470), (647, 4550), (650, 4529), (910, 3235), (1294, 2275)]