20228490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5227}}^1$

素因数の和:5283

約数の個数: 48

約数和(自身を含む): 53827488

約数和(自身を除く): 33598998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870, 5227, 10454, 15681, 26135, 31362, 47043, 52270, 78405, 94086, 156810, 224761, 235215, 449522, 470430, 674283, 1123805, 1348566, 2022849, 2247610, 3371415, 4045698, 6742830, 10114245, 20228490]

約数ペア:

[(1, 20228490), (2, 10114245), (3, 6742830), (5, 4045698), (6, 3371415), (9, 2247610), (10, 2022849), (15, 1348566), (18, 1123805), (30, 674283), (43, 470430), (45, 449522), (86, 235215), (90, 224761), (129, 156810), (215, 94086), (258, 78405), (387, 52270), (430, 47043), (645, 31362), (774, 26135), (1290, 15681), (1935, 10454), (3870, 5227)]