22225760

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4527

約数の個数: 48

約数和(自身を含む): 54214272

約数和(自身を除く): 31988512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4481, 4960, 8962, 17924, 22405, 35848, 44810, 71696, 89620, 138911, 143392, 179240, 277822, 358480, 555644, 694555, 716960, 1111288, 1389110, 2222576, 2778220, 4445152, 5556440, 11112880, 22225760]

約数ペア:

[(1, 22225760), (2, 11112880), (4, 5556440), (5, 4445152), (8, 2778220), (10, 2222576), (16, 1389110), (20, 1111288), (31, 716960), (32, 694555), (40, 555644), (62, 358480), (80, 277822), (124, 179240), (155, 143392), (160, 138911), (248, 89620), (310, 71696), (496, 44810), (620, 35848), (992, 22405), (1240, 17924), (2480, 8962), (4481, 4960)]