42142870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:493

約数の個数: 64

約数和(自身を含む): 95385600

約数和(自身を除く): 53242730

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 229, 239, 385, 458, 478, 770, 1145, 1195, 1603, 1673, 2290, 2390, 2519, 2629, 3206, 3346, 5038, 5258, 8015, 8365, 12595, 13145, 16030, 16730, 17633, 18403, 25190, 26290, 35266, 36806, 54731, 88165, 92015, 109462, 176330, 184030, 273655, 383117, 547310, 602041, 766234, 1204082, 1915585, 3010205, 3831170, 4214287, 6020410, 8428574, 21071435, 42142870]

約数ペア:

[(1, 42142870), (2, 21071435), (5, 8428574), (7, 6020410), (10, 4214287), (11, 3831170), (14, 3010205), (22, 1915585), (35, 1204082), (55, 766234), (70, 602041), (77, 547310), (110, 383117), (154, 273655), (229, 184030), (239, 176330), (385, 109462), (458, 92015), (478, 88165), (770, 54731), (1145, 36806), (1195, 35266), (1603, 26290), (1673, 25190), (2290, 18403), (2390, 17633), (2519, 16730), (2629, 16030), (3206, 13145), (3346, 12595), (5038, 8365), (5258, 8015)]