22656620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:463

約数の個数: 72

約数和(自身を含む): 56402640

約数和(自身を除く): 33746020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 379, 427, 490, 610, 758, 854, 980, 1220, 1516, 1708, 1895, 2135, 2653, 2989, 3790, 4270, 5306, 5978, 7580, 8540, 10612, 11956, 13265, 14945, 18571, 23119, 26530, 29890, 37142, 46238, 53060, 59780, 74284, 92476, 92855, 115595, 161833, 185710, 231190, 323666, 371420, 462380, 647332, 809165, 1132831, 1618330, 2265662, 3236660, 4531324, 5664155, 11328310, 22656620]

約数ペア:

[(1, 22656620), (2, 11328310), (4, 5664155), (5, 4531324), (7, 3236660), (10, 2265662), (14, 1618330), (20, 1132831), (28, 809165), (35, 647332), (49, 462380), (61, 371420), (70, 323666), (98, 231190), (122, 185710), (140, 161833), (196, 115595), (244, 92855), (245, 92476), (305, 74284), (379, 59780), (427, 53060), (490, 46238), (610, 37142), (758, 29890), (854, 26530), (980, 23119), (1220, 18571), (1516, 14945), (1708, 13265), (1895, 11956), (2135, 10612), (2653, 8540), (2989, 7580), (3790, 5978), (4270, 5306)]