20185170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1021}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 48565440

約数和(自身を除く): 28380270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659, 1021, 1318, 1977, 2042, 3063, 3295, 3954, 5105, 6126, 6590, 9885, 10210, 15315, 19770, 30630, 672839, 1345678, 2018517, 3364195, 4037034, 6728390, 10092585, 20185170]

約数ペア:

[(1, 20185170), (2, 10092585), (3, 6728390), (5, 4037034), (6, 3364195), (10, 2018517), (15, 1345678), (30, 672839), (659, 30630), (1021, 19770), (1318, 15315), (1977, 10210), (2042, 9885), (3063, 6590), (3295, 6126), (3954, 5105)]