22297940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 55512072

約数和(自身を除く): 33214132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 373, 427, 490, 610, 746, 854, 980, 1220, 1492, 1708, 1865, 2135, 2611, 2989, 3730, 4270, 5222, 5978, 7460, 8540, 10444, 11956, 13055, 14945, 18277, 22753, 26110, 29890, 36554, 45506, 52220, 59780, 73108, 91012, 91385, 113765, 159271, 182770, 227530, 318542, 365540, 455060, 637084, 796355, 1114897, 1592710, 2229794, 3185420, 4459588, 5574485, 11148970, 22297940]

約数ペア:

[(1, 22297940), (2, 11148970), (4, 5574485), (5, 4459588), (7, 3185420), (10, 2229794), (14, 1592710), (20, 1114897), (28, 796355), (35, 637084), (49, 455060), (61, 365540), (70, 318542), (98, 227530), (122, 182770), (140, 159271), (196, 113765), (244, 91385), (245, 91012), (305, 73108), (373, 59780), (427, 52220), (490, 45506), (610, 36554), (746, 29890), (854, 26110), (980, 22753), (1220, 18277), (1492, 14945), (1708, 13055), (1865, 11956), (2135, 10444), (2611, 8540), (2989, 7460), (3730, 5978), (4270, 5222)]