194418640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9839}}^1$

素因数の和:9884

約数の個数: 80

約数和(自身を含む): 512467200

約数和(自身を除く): 318048560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9839, 9880, 19678, 19760, 39356, 49195, 78712, 98390, 127907, 157424, 186941, 196780, 255814, 373882, 393560, 511628, 639535, 747764, 787120, 934705, 1023256, 1279070, 1495528, 1869410, 2046512, 2430233, 2558140, 2991056, 3738820, 4860466, 5116280, 7477640, 9720932, 10232560, 12151165, 14955280, 19441864, 24302330, 38883728, 48604660, 97209320, 194418640]

約数ペア:

[(1, 194418640), (2, 97209320), (4, 48604660), (5, 38883728), (8, 24302330), (10, 19441864), (13, 14955280), (16, 12151165), (19, 10232560), (20, 9720932), (26, 7477640), (38, 5116280), (40, 4860466), (52, 3738820), (65, 2991056), (76, 2558140), (80, 2430233), (95, 2046512), (104, 1869410), (130, 1495528), (152, 1279070), (190, 1023256), (208, 934705), (247, 787120), (260, 747764), (304, 639535), (380, 511628), (494, 393560), (520, 373882), (760, 255814), (988, 196780), (1040, 186941), (1235, 157424), (1520, 127907), (1976, 98390), (2470, 78712), (3952, 49195), (4940, 39356), (9839, 19760), (9880, 19678)]