22158220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{971}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 53561088

約数和(自身を除く): 31402868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 971, 1141, 1630, 1942, 2282, 3260, 3884, 4564, 4855, 5705, 6797, 9710, 11410, 13594, 19420, 22820, 27188, 33985, 67970, 135940, 158273, 316546, 633092, 791365, 1107911, 1582730, 2215822, 3165460, 4431644, 5539555, 11079110, 22158220]

約数ペア:

[(1, 22158220), (2, 11079110), (4, 5539555), (5, 4431644), (7, 3165460), (10, 2215822), (14, 1582730), (20, 1107911), (28, 791365), (35, 633092), (70, 316546), (140, 158273), (163, 135940), (326, 67970), (652, 33985), (815, 27188), (971, 22820), (1141, 19420), (1630, 13594), (1942, 11410), (2282, 9710), (3260, 6797), (3884, 5705), (4564, 4855)]