1384209220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{39799}}^1$

素因数の和:39892

約数の個数: 48

約数和(自身を含む): 3048998400

約数和(自身を除く): 1664789180

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 940, 1739, 3478, 6956, 8695, 17390, 34780, 39799, 79598, 159196, 198995, 397990, 795980, 1472563, 1870553, 2945126, 3741106, 5890252, 7362815, 7482212, 9352765, 14725630, 18705530, 29451260, 37411060, 69210461, 138420922, 276841844, 346052305, 692104610, 1384209220]

約数ペア:

[(1, 1384209220), (2, 692104610), (4, 346052305), (5, 276841844), (10, 138420922), (20, 69210461), (37, 37411060), (47, 29451260), (74, 18705530), (94, 14725630), (148, 9352765), (185, 7482212), (188, 7362815), (235, 5890252), (370, 3741106), (470, 2945126), (740, 1870553), (940, 1472563), (1739, 795980), (3478, 397990), (6956, 198995), (8695, 159196), (17390, 79598), (34780, 39799)]