4920784160

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1618679}}^1$

素因数の和:1618713

約数の個数: 48

約数和(自身を含む): 12237220800

約数和(自身を除く): 7316436640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 1618679, 3237358, 6474716, 8093395, 12949432, 16186790, 25898864, 30754901, 32373580, 51797728, 61509802, 64747160, 123019604, 129494320, 153774505, 246039208, 258988640, 307549010, 492078416, 615098020, 984156832, 1230196040, 2460392080, 4920784160]

約数ペア:

[(1, 4920784160), (2, 2460392080), (4, 1230196040), (5, 984156832), (8, 615098020), (10, 492078416), (16, 307549010), (19, 258988640), (20, 246039208), (32, 153774505), (38, 129494320), (40, 123019604), (76, 64747160), (80, 61509802), (95, 51797728), (152, 32373580), (160, 30754901), (190, 25898864), (304, 16186790), (380, 12949432), (608, 8093395), (760, 6474716), (1520, 3237358), (3040, 1618679)]