70713820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 157046400

約数和(自身を除く): 86332580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 379, 380, 491, 758, 982, 1516, 1895, 1964, 2455, 3790, 4910, 7201, 7580, 9329, 9820, 14402, 18658, 28804, 36005, 37316, 46645, 72010, 93290, 144020, 186089, 186580, 372178, 744356, 930445, 1860890, 3535691, 3721780, 7071382, 14142764, 17678455, 35356910, 70713820]

約数ペア:

[(1, 70713820), (2, 35356910), (4, 17678455), (5, 14142764), (10, 7071382), (19, 3721780), (20, 3535691), (38, 1860890), (76, 930445), (95, 744356), (190, 372178), (379, 186580), (380, 186089), (491, 144020), (758, 93290), (982, 72010), (1516, 46645), (1895, 37316), (1964, 36005), (2455, 28804), (3790, 18658), (4910, 14402), (7201, 9820), (7580, 9329)]