1901430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 5086224

約数和(自身を除く): 3184794

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 571, 666, 1110, 1142, 1665, 1713, 2855, 3330, 3426, 5139, 5710, 8565, 10278, 17130, 21127, 25695, 42254, 51390, 63381, 105635, 126762, 190143, 211270, 316905, 380286, 633810, 950715, 1901430]

約数ペア:

[(1, 1901430), (2, 950715), (3, 633810), (5, 380286), (6, 316905), (9, 211270), (10, 190143), (15, 126762), (18, 105635), (30, 63381), (37, 51390), (45, 42254), (74, 25695), (90, 21127), (111, 17130), (185, 10278), (222, 8565), (333, 5710), (370, 5139), (555, 3426), (571, 3330), (666, 2855), (1110, 1713), (1142, 1665)]