2055870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 5458752

約数和(自身を除く): 3402882

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 90, 106, 159, 265, 318, 431, 477, 530, 795, 862, 954, 1293, 1590, 2155, 2385, 2586, 3879, 4310, 4770, 6465, 7758, 12930, 19395, 22843, 38790, 45686, 68529, 114215, 137058, 205587, 228430, 342645, 411174, 685290, 1027935, 2055870]

約数ペア:

[(1, 2055870), (2, 1027935), (3, 685290), (5, 411174), (6, 342645), (9, 228430), (10, 205587), (15, 137058), (18, 114215), (30, 68529), (45, 45686), (53, 38790), (90, 22843), (106, 19395), (159, 12930), (265, 7758), (318, 6465), (431, 4770), (477, 4310), (530, 3879), (795, 2586), (862, 2385), (954, 2155), (1293, 1590)]