22012040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 51710400

約数和(自身を除く): 29698360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 107, 139, 148, 185, 214, 278, 296, 370, 428, 535, 556, 695, 740, 856, 1070, 1112, 1390, 1480, 2140, 2780, 3959, 4280, 5143, 5560, 7918, 10286, 14873, 15836, 19795, 20572, 25715, 29746, 31672, 39590, 41144, 51430, 59492, 74365, 79180, 102860, 118984, 148730, 158360, 205720, 297460, 550301, 594920, 1100602, 2201204, 2751505, 4402408, 5503010, 11006020, 22012040]

約数ペア:

[(1, 22012040), (2, 11006020), (4, 5503010), (5, 4402408), (8, 2751505), (10, 2201204), (20, 1100602), (37, 594920), (40, 550301), (74, 297460), (107, 205720), (139, 158360), (148, 148730), (185, 118984), (214, 102860), (278, 79180), (296, 74365), (370, 59492), (428, 51430), (535, 41144), (556, 39590), (695, 31672), (740, 29746), (856, 25715), (1070, 20572), (1112, 19795), (1390, 15836), (1480, 14873), (2140, 10286), (2780, 7918), (3959, 5560), (4280, 5143)]