42321020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:231

約数の個数: 96

約数和(自身を含む): 106517376

約数和(自身を除く): 64196356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 73, 82, 101, 140, 146, 164, 202, 205, 287, 292, 365, 404, 410, 505, 511, 574, 707, 730, 820, 1010, 1022, 1148, 1414, 1435, 1460, 2020, 2044, 2555, 2828, 2870, 2993, 3535, 4141, 5110, 5740, 5986, 7070, 7373, 8282, 10220, 11972, 14140, 14746, 14965, 16564, 20705, 20951, 28987, 29492, 29930, 36865, 41410, 41902, 51611, 57974, 59860, 73730, 82820, 83804, 103222, 104755, 115948, 144935, 147460, 206444, 209510, 258055, 289870, 302293, 419020, 516110, 579740, 604586, 1032220, 1209172, 1511465, 2116051, 3022930, 4232102, 6045860, 8464204, 10580255, 21160510, 42321020]

約数ペア:

[(1, 42321020), (2, 21160510), (4, 10580255), (5, 8464204), (7, 6045860), (10, 4232102), (14, 3022930), (20, 2116051), (28, 1511465), (35, 1209172), (41, 1032220), (70, 604586), (73, 579740), (82, 516110), (101, 419020), (140, 302293), (146, 289870), (164, 258055), (202, 209510), (205, 206444), (287, 147460), (292, 144935), (365, 115948), (404, 104755), (410, 103222), (505, 83804), (511, 82820), (574, 73730), (707, 59860), (730, 57974), (820, 51611), (1010, 41902), (1022, 41410), (1148, 36865), (1414, 29930), (1435, 29492), (1460, 28987), (2020, 20951), (2044, 20705), (2555, 16564), (2828, 14965), (2870, 14746), (2993, 14140), (3535, 11972), (4141, 10220), (5110, 8282), (5740, 7373), (5986, 7070)]