5343140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 12398400

約数和(自身を除く): 7055260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 163, 220, 298, 326, 596, 652, 745, 815, 1490, 1630, 1639, 1793, 2980, 3260, 3278, 3586, 6556, 7172, 8195, 8965, 16390, 17930, 24287, 32780, 35860, 48574, 97148, 121435, 242870, 267157, 485740, 534314, 1068628, 1335785, 2671570, 5343140]

約数ペア:

[(1, 5343140), (2, 2671570), (4, 1335785), (5, 1068628), (10, 534314), (11, 485740), (20, 267157), (22, 242870), (44, 121435), (55, 97148), (110, 48574), (149, 35860), (163, 32780), (220, 24287), (298, 17930), (326, 16390), (596, 8965), (652, 8195), (745, 7172), (815, 6556), (1490, 3586), (1630, 3278), (1639, 3260), (1793, 2980)]