723133670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{739}}^1\times {\mathrm{1997}}^1$

素因数の和:2757

約数の個数: 48

約数和(自身を含む): 1516961520

約数和(自身を除く): 793827850

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 739, 1478, 1997, 3695, 3994, 5173, 7390, 9985, 10346, 13979, 19970, 25865, 27958, 36211, 51730, 69895, 72422, 97853, 139790, 181055, 195706, 362110, 489265, 978530, 1475783, 2951566, 7378915, 10330481, 14757830, 20660962, 51652405, 72313367, 103304810, 144626734, 361566835, 723133670]

約数ペア:

[(1, 723133670), (2, 361566835), (5, 144626734), (7, 103304810), (10, 72313367), (14, 51652405), (35, 20660962), (49, 14757830), (70, 10330481), (98, 7378915), (245, 2951566), (490, 1475783), (739, 978530), (1478, 489265), (1997, 362110), (3695, 195706), (3994, 181055), (5173, 139790), (7390, 97853), (9985, 72422), (10346, 69895), (13979, 51730), (19970, 36211), (25865, 27958)]