29890760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:530

約数の個数: 64

約数和(自身を含む): 72025200

約数和(自身を除く): 42134440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 226, 340, 389, 452, 565, 680, 778, 904, 1130, 1556, 1921, 1945, 2260, 3112, 3842, 3890, 4520, 6613, 7684, 7780, 9605, 13226, 15368, 15560, 19210, 26452, 33065, 38420, 43957, 52904, 66130, 76840, 87914, 132260, 175828, 219785, 264520, 351656, 439570, 747269, 879140, 1494538, 1758280, 2989076, 3736345, 5978152, 7472690, 14945380, 29890760]

約数ペア:

[(1, 29890760), (2, 14945380), (4, 7472690), (5, 5978152), (8, 3736345), (10, 2989076), (17, 1758280), (20, 1494538), (34, 879140), (40, 747269), (68, 439570), (85, 351656), (113, 264520), (136, 219785), (170, 175828), (226, 132260), (340, 87914), (389, 76840), (452, 66130), (565, 52904), (680, 43957), (778, 38420), (904, 33065), (1130, 26452), (1556, 19210), (1921, 15560), (1945, 15368), (2260, 13226), (3112, 9605), (3842, 7780), (3890, 7684), (4520, 6613)]