22147540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 49392000

約数和(自身を除く): 27244460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 167, 190, 334, 349, 380, 668, 698, 835, 1396, 1670, 1745, 3173, 3340, 3490, 6346, 6631, 6980, 12692, 13262, 15865, 26524, 31730, 33155, 58283, 63460, 66310, 116566, 132620, 233132, 291415, 582830, 1107377, 1165660, 2214754, 4429508, 5536885, 11073770, 22147540]

約数ペア:

[(1, 22147540), (2, 11073770), (4, 5536885), (5, 4429508), (10, 2214754), (19, 1165660), (20, 1107377), (38, 582830), (76, 291415), (95, 233132), (167, 132620), (190, 116566), (334, 66310), (349, 63460), (380, 58283), (668, 33155), (698, 31730), (835, 26524), (1396, 15865), (1670, 13262), (1745, 12692), (3173, 6980), (3340, 6631), (3490, 6346)]