19920780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10061}}^1$

素因数の和:10087

約数の個数: 72

約数和(自身を含む): 65926224

約数和(自身を除く): 46005444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 10061, 20122, 30183, 40244, 50305, 60366, 90549, 100610, 110671, 120732, 150915, 181098, 201220, 221342, 301830, 332013, 362196, 442684, 452745, 553355, 603660, 664026, 905490, 996039, 1106710, 1328052, 1660065, 1810980, 1992078, 2213420, 3320130, 3984156, 4980195, 6640260, 9960390, 19920780]

約数ペア:

[(1, 19920780), (2, 9960390), (3, 6640260), (4, 4980195), (5, 3984156), (6, 3320130), (9, 2213420), (10, 1992078), (11, 1810980), (12, 1660065), (15, 1328052), (18, 1106710), (20, 996039), (22, 905490), (30, 664026), (33, 603660), (36, 553355), (44, 452745), (45, 442684), (55, 362196), (60, 332013), (66, 301830), (90, 221342), (99, 201220), (110, 181098), (132, 150915), (165, 120732), (180, 110671), (198, 100610), (220, 90549), (330, 60366), (396, 50305), (495, 40244), (660, 30183), (990, 20122), (1980, 10061)]