2401490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1$

素因数の和:76

約数の個数: 72

約数和(自身を含む): 5632740

約数和(自身を除く): 3231250

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 49, 58, 65, 70, 91, 98, 130, 145, 169, 182, 203, 245, 290, 338, 377, 406, 455, 490, 637, 754, 845, 910, 1015, 1183, 1274, 1421, 1690, 1885, 2030, 2366, 2639, 2842, 3185, 3770, 4901, 5278, 5915, 6370, 7105, 8281, 9802, 11830, 13195, 14210, 16562, 18473, 24505, 26390, 34307, 36946, 41405, 49010, 68614, 82810, 92365, 171535, 184730, 240149, 343070, 480298, 1200745, 2401490]

約数ペア:

[(1, 2401490), (2, 1200745), (5, 480298), (7, 343070), (10, 240149), (13, 184730), (14, 171535), (26, 92365), (29, 82810), (35, 68614), (49, 49010), (58, 41405), (65, 36946), (70, 34307), (91, 26390), (98, 24505), (130, 18473), (145, 16562), (169, 14210), (182, 13195), (203, 11830), (245, 9802), (290, 8281), (338, 7105), (377, 6370), (406, 5915), (455, 5278), (490, 4901), (637, 3770), (754, 3185), (845, 2842), (910, 2639), (1015, 2366), (1183, 2030), (1274, 1885), (1421, 1690)]