865670340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{203209}}^1$

素因数の和:203292

約数の個数: 48

約数和(自身を含む): 2458028160

約数和(自身を除く): 1592357820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 203209, 406418, 609627, 812836, 1016045, 1219254, 2032090, 2438508, 3048135, 4064180, 6096270, 12192540, 14427839, 28855678, 43283517, 57711356, 72139195, 86567034, 144278390, 173134068, 216417585, 288556780, 432835170, 865670340]

約数ペア:

[(1, 865670340), (2, 432835170), (3, 288556780), (4, 216417585), (5, 173134068), (6, 144278390), (10, 86567034), (12, 72139195), (15, 57711356), (20, 43283517), (30, 28855678), (60, 14427839), (71, 12192540), (142, 6096270), (213, 4064180), (284, 3048135), (355, 2438508), (426, 2032090), (710, 1219254), (852, 1016045), (1065, 812836), (1420, 609627), (2130, 406418), (4260, 203209)]