1238532770

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 2357821440

約数和(自身を除く): 1119288670

約数列:

[1, 2, 5, 10, 31, 62, 79, 103, 155, 158, 206, 310, 395, 491, 515, 790, 982, 1030, 2449, 2455, 3193, 4898, 4910, 6386, 8137, 12245, 15221, 15965, 16274, 24490, 30442, 31930, 38789, 40685, 50573, 76105, 77578, 81370, 101146, 152210, 193945, 252247, 252865, 387890, 504494, 505730, 1202459, 1261235, 1567763, 2404918, 2522470, 3135526, 3995267, 6012295, 7838815, 7990534, 12024590, 15677630, 19976335, 39952670, 123853277, 247706554, 619266385, 1238532770]

約数ペア:

[(1, 1238532770), (2, 619266385), (5, 247706554), (10, 123853277), (31, 39952670), (62, 19976335), (79, 15677630), (103, 12024590), (155, 7990534), (158, 7838815), (206, 6012295), (310, 3995267), (395, 3135526), (491, 2522470), (515, 2404918), (790, 1567763), (982, 1261235), (1030, 1202459), (2449, 505730), (2455, 504494), (3193, 387890), (4898, 252865), (4910, 252247), (6386, 193945), (8137, 152210), (12245, 101146), (15221, 81370), (15965, 77578), (16274, 76105), (24490, 50573), (30442, 40685), (31930, 38789)]