13158640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:830

約数の個数: 80

約数和(自身を含む): 35176320

約数和(自身を除く): 22017680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 787, 836, 880, 1045, 1520, 1574, 1672, 2090, 3148, 3344, 3935, 4180, 6296, 7870, 8360, 8657, 12592, 14953, 15740, 16720, 17314, 29906, 31480, 34628, 43285, 59812, 62960, 69256, 74765, 86570, 119624, 138512, 149530, 164483, 173140, 239248, 299060, 328966, 346280, 598120, 657932, 692560, 822415, 1196240, 1315864, 1644830, 2631728, 3289660, 6579320, 13158640]

約数ペア:

[(1, 13158640), (2, 6579320), (4, 3289660), (5, 2631728), (8, 1644830), (10, 1315864), (11, 1196240), (16, 822415), (19, 692560), (20, 657932), (22, 598120), (38, 346280), (40, 328966), (44, 299060), (55, 239248), (76, 173140), (80, 164483), (88, 149530), (95, 138512), (110, 119624), (152, 86570), (176, 74765), (190, 69256), (209, 62960), (220, 59812), (304, 43285), (380, 34628), (418, 31480), (440, 29906), (760, 17314), (787, 16720), (836, 15740), (880, 14953), (1045, 12592), (1520, 8657), (1574, 8360), (1672, 7870), (2090, 6296), (3148, 4180), (3344, 3935)]