417385990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{23201}}^1$

素因数の和:23472

約数の個数: 32

約数和(自身を含む): 862000704

約数和(自身を除く): 444614714

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 257, 514, 1285, 1799, 2570, 3598, 8995, 17990, 23201, 46402, 116005, 162407, 232010, 324814, 812035, 1624070, 5962657, 11925314, 29813285, 41738599, 59626570, 83477198, 208692995, 417385990]

約数ペア:

[(1, 417385990), (2, 208692995), (5, 83477198), (7, 59626570), (10, 41738599), (14, 29813285), (35, 11925314), (70, 5962657), (257, 1624070), (514, 812035), (1285, 324814), (1799, 232010), (2570, 162407), (3598, 116005), (8995, 46402), (17990, 23201)]