28141630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 59486400

約数和(自身を除く): 31344770

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 101, 110, 149, 170, 187, 202, 298, 374, 505, 745, 935, 1010, 1111, 1490, 1639, 1717, 1870, 2222, 2533, 3278, 3434, 5066, 5555, 8195, 8585, 11110, 12665, 15049, 16390, 17170, 18887, 25330, 27863, 30098, 37774, 55726, 75245, 94435, 139315, 150490, 165539, 188870, 255833, 278630, 331078, 511666, 827695, 1279165, 1655390, 2558330, 2814163, 5628326, 14070815, 28141630]

約数ペア:

[(1, 28141630), (2, 14070815), (5, 5628326), (10, 2814163), (11, 2558330), (17, 1655390), (22, 1279165), (34, 827695), (55, 511666), (85, 331078), (101, 278630), (110, 255833), (149, 188870), (170, 165539), (187, 150490), (202, 139315), (298, 94435), (374, 75245), (505, 55726), (745, 37774), (935, 30098), (1010, 27863), (1111, 25330), (1490, 18887), (1639, 17170), (1717, 16390), (1870, 15049), (2222, 12665), (2533, 11110), (3278, 8585), (3434, 8195), (5066, 5555)]