74561620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7949}}^1$

素因数の和:8032

約数の個数: 48

約数和(自身を含む): 181641600

約数和(自身を除く): 107079980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 7949, 9380, 15898, 31796, 39745, 55643, 79490, 111286, 158980, 222572, 278215, 532583, 556430, 1065166, 1112860, 2130332, 2662915, 3728081, 5325830, 7456162, 10651660, 14912324, 18640405, 37280810, 74561620]

約数ペア:

[(1, 74561620), (2, 37280810), (4, 18640405), (5, 14912324), (7, 10651660), (10, 7456162), (14, 5325830), (20, 3728081), (28, 2662915), (35, 2130332), (67, 1112860), (70, 1065166), (134, 556430), (140, 532583), (268, 278215), (335, 222572), (469, 158980), (670, 111286), (938, 79490), (1340, 55643), (1876, 39745), (2345, 31796), (4690, 15898), (7949, 9380)]