9822220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 21436128

約数和(自身を除く): 11613908

約数列:

[1, 2, 4, 5, 10, 20, 61, 83, 97, 122, 166, 194, 244, 305, 332, 388, 415, 485, 610, 830, 970, 1220, 1660, 1940, 5063, 5917, 8051, 10126, 11834, 16102, 20252, 23668, 25315, 29585, 32204, 40255, 50630, 59170, 80510, 101260, 118340, 161020, 491111, 982222, 1964444, 2455555, 4911110, 9822220]

約数ペア:

[(1, 9822220), (2, 4911110), (4, 2455555), (5, 1964444), (10, 982222), (20, 491111), (61, 161020), (83, 118340), (97, 101260), (122, 80510), (166, 59170), (194, 50630), (244, 40255), (305, 32204), (332, 29585), (388, 25315), (415, 23668), (485, 20252), (610, 16102), (830, 11834), (970, 10126), (1220, 8051), (1660, 5917), (1940, 5063)]