22402640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1657}}^1$

素因数の和:1696

約数の個数: 60

約数和(自身を含む): 56435004

約数和(自身を除く): 34032364

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1657, 1690, 2704, 3314, 3380, 6628, 6760, 8285, 13256, 13520, 16570, 21541, 26512, 33140, 43082, 66280, 86164, 107705, 132560, 172328, 215410, 280033, 344656, 430820, 560066, 861640, 1120132, 1400165, 1723280, 2240264, 2800330, 4480528, 5600660, 11201320, 22402640]

約数ペア:

[(1, 22402640), (2, 11201320), (4, 5600660), (5, 4480528), (8, 2800330), (10, 2240264), (13, 1723280), (16, 1400165), (20, 1120132), (26, 861640), (40, 560066), (52, 430820), (65, 344656), (80, 280033), (104, 215410), (130, 172328), (169, 132560), (208, 107705), (260, 86164), (338, 66280), (520, 43082), (676, 33140), (845, 26512), (1040, 21541), (1352, 16570), (1657, 13520), (1690, 13256), (2704, 8285), (3314, 6760), (3380, 6628)]