9012140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 19686240

約数和(自身を除く): 10674100

約数列:

[1, 2, 4, 5, 10, 20, 61, 83, 89, 122, 166, 178, 244, 305, 332, 356, 415, 445, 610, 830, 890, 1220, 1660, 1780, 5063, 5429, 7387, 10126, 10858, 14774, 20252, 21716, 25315, 27145, 29548, 36935, 50630, 54290, 73870, 101260, 108580, 147740, 450607, 901214, 1802428, 2253035, 4506070, 9012140]

約数ペア:

[(1, 9012140), (2, 4506070), (4, 2253035), (5, 1802428), (10, 901214), (20, 450607), (61, 147740), (83, 108580), (89, 101260), (122, 73870), (166, 54290), (178, 50630), (244, 36935), (305, 29548), (332, 27145), (356, 25315), (415, 21716), (445, 20252), (610, 14774), (830, 10858), (890, 10126), (1220, 7387), (1660, 5429), (1780, 5063)]