4198980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 12015360

約数和(自身を除く): 7816380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 1489, 2820, 2978, 4467, 5956, 7445, 8934, 14890, 17868, 22335, 29780, 44670, 69983, 89340, 139966, 209949, 279932, 349915, 419898, 699830, 839796, 1049745, 1399660, 2099490, 4198980]

約数ペア:

[(1, 4198980), (2, 2099490), (3, 1399660), (4, 1049745), (5, 839796), (6, 699830), (10, 419898), (12, 349915), (15, 279932), (20, 209949), (30, 139966), (47, 89340), (60, 69983), (94, 44670), (141, 29780), (188, 22335), (235, 17868), (282, 14890), (470, 8934), (564, 7445), (705, 5956), (940, 4467), (1410, 2978), (1489, 2820)]