2111220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 6597864

約数和(自身を除く): 4486644

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 317, 333, 370, 444, 555, 634, 666, 740, 951, 1110, 1268, 1332, 1585, 1665, 1902, 2220, 2853, 3170, 3330, 3804, 4755, 5706, 6340, 6660, 9510, 11412, 11729, 14265, 19020, 23458, 28530, 35187, 46916, 57060, 58645, 70374, 105561, 117290, 140748, 175935, 211122, 234580, 351870, 422244, 527805, 703740, 1055610, 2111220]

約数ペア:

[(1, 2111220), (2, 1055610), (3, 703740), (4, 527805), (5, 422244), (6, 351870), (9, 234580), (10, 211122), (12, 175935), (15, 140748), (18, 117290), (20, 105561), (30, 70374), (36, 58645), (37, 57060), (45, 46916), (60, 35187), (74, 28530), (90, 23458), (111, 19020), (148, 14265), (180, 11729), (185, 11412), (222, 9510), (317, 6660), (333, 6340), (370, 5706), (444, 4755), (555, 3804), (634, 3330), (666, 3170), (740, 2853), (951, 2220), (1110, 1902), (1268, 1665), (1332, 1585)]