1812450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 4615776

約数和(自身を除く): 2803326

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 281, 430, 562, 645, 843, 1075, 1290, 1405, 1686, 2150, 2810, 3225, 4215, 6450, 7025, 8430, 12083, 14050, 21075, 24166, 36249, 42150, 60415, 72498, 120830, 181245, 302075, 362490, 604150, 906225, 1812450]

約数ペア:

[(1, 1812450), (2, 906225), (3, 604150), (5, 362490), (6, 302075), (10, 181245), (15, 120830), (25, 72498), (30, 60415), (43, 42150), (50, 36249), (75, 24166), (86, 21075), (129, 14050), (150, 12083), (215, 8430), (258, 7025), (281, 6450), (430, 4215), (562, 3225), (645, 2810), (843, 2150), (1075, 1686), (1290, 1405)]