74939620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1627}}^1$

素因数の和:1697

約数の個数: 72

約数和(自身を含む): 187076736

約数和(自身を除く): 112137116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 235, 245, 329, 470, 490, 658, 940, 980, 1316, 1627, 1645, 2303, 3254, 3290, 4606, 6508, 6580, 8135, 9212, 11389, 11515, 16270, 22778, 23030, 32540, 45556, 46060, 56945, 76469, 79723, 113890, 152938, 159446, 227780, 305876, 318892, 382345, 398615, 535283, 764690, 797230, 1070566, 1529380, 1594460, 2141132, 2676415, 3746981, 5352830, 7493962, 10705660, 14987924, 18734905, 37469810, 74939620]

約数ペア:

[(1, 74939620), (2, 37469810), (4, 18734905), (5, 14987924), (7, 10705660), (10, 7493962), (14, 5352830), (20, 3746981), (28, 2676415), (35, 2141132), (47, 1594460), (49, 1529380), (70, 1070566), (94, 797230), (98, 764690), (140, 535283), (188, 398615), (196, 382345), (235, 318892), (245, 305876), (329, 227780), (470, 159446), (490, 152938), (658, 113890), (940, 79723), (980, 76469), (1316, 56945), (1627, 46060), (1645, 45556), (2303, 32540), (3254, 23030), (3290, 22778), (4606, 16270), (6508, 11515), (6580, 11389), (8135, 9212)]