13477940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 72

約数和(自身を含む): 34904520

約数和(自身を除く): 21426580

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 809, 833, 980, 1190, 1618, 1666, 2380, 3236, 3332, 4045, 4165, 5663, 8090, 8330, 11326, 13753, 16180, 16660, 22652, 27506, 28315, 39641, 55012, 56630, 68765, 79282, 96271, 113260, 137530, 158564, 192542, 198205, 275060, 385084, 396410, 481355, 673897, 792820, 962710, 1347794, 1925420, 2695588, 3369485, 6738970, 13477940]

約数ペア:

[(1, 13477940), (2, 6738970), (4, 3369485), (5, 2695588), (7, 1925420), (10, 1347794), (14, 962710), (17, 792820), (20, 673897), (28, 481355), (34, 396410), (35, 385084), (49, 275060), (68, 198205), (70, 192542), (85, 158564), (98, 137530), (119, 113260), (140, 96271), (170, 79282), (196, 68765), (238, 56630), (245, 55012), (340, 39641), (476, 28315), (490, 27506), (595, 22652), (809, 16660), (833, 16180), (980, 13753), (1190, 11326), (1618, 8330), (1666, 8090), (2380, 5663), (3236, 4165), (3332, 4045)]