22468940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{971}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 51438240

約数和(自身を除く): 28969300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 971, 1157, 1780, 1942, 2314, 3884, 4628, 4855, 5785, 9710, 11570, 12623, 19420, 23140, 25246, 50492, 63115, 86419, 126230, 172838, 252460, 345676, 432095, 864190, 1123447, 1728380, 2246894, 4493788, 5617235, 11234470, 22468940]

約数ペア:

[(1, 22468940), (2, 11234470), (4, 5617235), (5, 4493788), (10, 2246894), (13, 1728380), (20, 1123447), (26, 864190), (52, 432095), (65, 345676), (89, 252460), (130, 172838), (178, 126230), (260, 86419), (356, 63115), (445, 50492), (890, 25246), (971, 23140), (1157, 19420), (1780, 12623), (1942, 11570), (2314, 9710), (3884, 5785), (4628, 4855)]