13213960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 31726080

約数和(自身を除く): 18512120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 53, 92, 106, 115, 184, 212, 230, 265, 271, 424, 460, 530, 542, 920, 1060, 1084, 1219, 1355, 2120, 2168, 2438, 2710, 4876, 5420, 6095, 6233, 9752, 10840, 12190, 12466, 14363, 24380, 24932, 28726, 31165, 48760, 49864, 57452, 62330, 71815, 114904, 124660, 143630, 249320, 287260, 330349, 574520, 660698, 1321396, 1651745, 2642792, 3303490, 6606980, 13213960]

約数ペア:

[(1, 13213960), (2, 6606980), (4, 3303490), (5, 2642792), (8, 1651745), (10, 1321396), (20, 660698), (23, 574520), (40, 330349), (46, 287260), (53, 249320), (92, 143630), (106, 124660), (115, 114904), (184, 71815), (212, 62330), (230, 57452), (265, 49864), (271, 48760), (424, 31165), (460, 28726), (530, 24932), (542, 24380), (920, 14363), (1060, 12466), (1084, 12190), (1219, 10840), (1355, 9752), (2120, 6233), (2168, 6095), (2438, 5420), (2710, 4876)]