401044420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{8707}}^1$

素因数の和:8777

約数の個数: 72

約数和(自身を含む): 1000653696

約数和(自身を除く): 599609276

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, 1645, 2303, 3290, 4606, 6580, 8707, 9212, 11515, 17414, 23030, 34828, 43535, 46060, 60949, 87070, 121898, 174140, 243796, 304745, 409229, 426643, 609490, 818458, 853286, 1218980, 1636916, 1706572, 2046145, 2133215, 2864603, 4092290, 4266430, 5729206, 8184580, 8532860, 11458412, 14323015, 20052221, 28646030, 40104442, 57292060, 80208884, 100261105, 200522210, 401044420]

約数ペア:

[(1, 401044420), (2, 200522210), (4, 100261105), (5, 80208884), (7, 57292060), (10, 40104442), (14, 28646030), (20, 20052221), (28, 14323015), (35, 11458412), (47, 8532860), (49, 8184580), (70, 5729206), (94, 4266430), (98, 4092290), (140, 2864603), (188, 2133215), (196, 2046145), (235, 1706572), (245, 1636916), (329, 1218980), (470, 853286), (490, 818458), (658, 609490), (940, 426643), (980, 409229), (1316, 304745), (1645, 243796), (2303, 174140), (3290, 121898), (4606, 87070), (6580, 60949), (8707, 46060), (9212, 43535), (11515, 34828), (17414, 23030)]