12090200

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 28599360

約数和(自身を除く): 16509160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 991, 1220, 1525, 1982, 2440, 3050, 3964, 4955, 6100, 7928, 9910, 12200, 19820, 24775, 39640, 49550, 60451, 99100, 120902, 198200, 241804, 302255, 483608, 604510, 1209020, 1511275, 2418040, 3022550, 6045100, 12090200]

約数ペア:

[(1, 12090200), (2, 6045100), (4, 3022550), (5, 2418040), (8, 1511275), (10, 1209020), (20, 604510), (25, 483608), (40, 302255), (50, 241804), (61, 198200), (100, 120902), (122, 99100), (200, 60451), (244, 49550), (305, 39640), (488, 24775), (610, 19820), (991, 12200), (1220, 9910), (1525, 7928), (1982, 6100), (2440, 4955), (3050, 3964)]