19564860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1259}}^1$

素因数の和:1315

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 44785860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1259, 1295, 1554, 2220, 2518, 2590, 3108, 3777, 3885, 5036, 5180, 6295, 7554, 7770, 8813, 12590, 15108, 15540, 17626, 18885, 25180, 26439, 35252, 37770, 44065, 46583, 52878, 75540, 88130, 93166, 105756, 132195, 139749, 176260, 186332, 232915, 264390, 279498, 326081, 465830, 528780, 558996, 652162, 698745, 931660, 978243, 1304324, 1397490, 1630405, 1956486, 2794980, 3260810, 3912972, 4891215, 6521620, 9782430, 19564860]

約数ペア:

[(1, 19564860), (2, 9782430), (3, 6521620), (4, 4891215), (5, 3912972), (6, 3260810), (7, 2794980), (10, 1956486), (12, 1630405), (14, 1397490), (15, 1304324), (20, 978243), (21, 931660), (28, 698745), (30, 652162), (35, 558996), (37, 528780), (42, 465830), (60, 326081), (70, 279498), (74, 264390), (84, 232915), (105, 186332), (111, 176260), (140, 139749), (148, 132195), (185, 105756), (210, 93166), (222, 88130), (259, 75540), (370, 52878), (420, 46583), (444, 44065), (518, 37770), (555, 35252), (740, 26439), (777, 25180), (1036, 18885), (1110, 17626), (1259, 15540), (1295, 15108), (1554, 12590), (2220, 8813), (2518, 7770), (2590, 7554), (3108, 6295), (3777, 5180), (3885, 5036)]