458273540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{6971}}^1$

素因数の和:7172

約数の個数: 48

約数和(自身を含む): 1019027520

約数和(自身を除く): 560753980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 380, 692, 865, 1730, 3287, 3460, 6574, 6971, 13148, 13942, 16435, 27884, 32870, 34855, 65740, 69710, 132449, 139420, 264898, 529796, 662245, 1205983, 1324490, 2411966, 2648980, 4823932, 6029915, 12059830, 22913677, 24119660, 45827354, 91654708, 114568385, 229136770, 458273540]

約数ペア:

[(1, 458273540), (2, 229136770), (4, 114568385), (5, 91654708), (10, 45827354), (19, 24119660), (20, 22913677), (38, 12059830), (76, 6029915), (95, 4823932), (173, 2648980), (190, 2411966), (346, 1324490), (380, 1205983), (692, 662245), (865, 529796), (1730, 264898), (3287, 139420), (3460, 132449), (6574, 69710), (6971, 65740), (13148, 34855), (13942, 32870), (16435, 27884)]