22400220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21961}}^1$

素因数の和:21990

約数の個数: 48

約数和(自身を含む): 66413088

約数和(自身を除く): 44012868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 21961, 43922, 65883, 87844, 109805, 131766, 219610, 263532, 329415, 373337, 439220, 658830, 746674, 1120011, 1317660, 1493348, 1866685, 2240022, 3733370, 4480044, 5600055, 7466740, 11200110, 22400220]

約数ペア:

[(1, 22400220), (2, 11200110), (3, 7466740), (4, 5600055), (5, 4480044), (6, 3733370), (10, 2240022), (12, 1866685), (15, 1493348), (17, 1317660), (20, 1120011), (30, 746674), (34, 658830), (51, 439220), (60, 373337), (68, 329415), (85, 263532), (102, 219610), (170, 131766), (204, 109805), (255, 87844), (340, 65883), (510, 43922), (1020, 21961)]