13638660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{4639}}^1$

素因数の和:4665

約数の個数: 72

約数和(自身を含む): 44432640

約数和(自身を除く): 30793980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 4639, 9278, 13917, 18556, 23195, 27834, 32473, 46390, 55668, 64946, 69585, 92780, 97419, 129892, 139170, 162365, 194838, 227311, 278340, 324730, 389676, 454622, 487095, 649460, 681933, 909244, 974190, 1136555, 1363866, 1948380, 2273110, 2727732, 3409665, 4546220, 6819330, 13638660]

約数ペア:

[(1, 13638660), (2, 6819330), (3, 4546220), (4, 3409665), (5, 2727732), (6, 2273110), (7, 1948380), (10, 1363866), (12, 1136555), (14, 974190), (15, 909244), (20, 681933), (21, 649460), (28, 487095), (30, 454622), (35, 389676), (42, 324730), (49, 278340), (60, 227311), (70, 194838), (84, 162365), (98, 139170), (105, 129892), (140, 97419), (147, 92780), (196, 69585), (210, 64946), (245, 55668), (294, 46390), (420, 32473), (490, 27834), (588, 23195), (735, 18556), (980, 13917), (1470, 9278), (2940, 4639)]