11641240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 28748160

約数和(自身を除く): 17106920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 367, 488, 520, 610, 734, 793, 1220, 1468, 1586, 1835, 2440, 2936, 3172, 3670, 3965, 4771, 6344, 7340, 7930, 9542, 14680, 15860, 19084, 22387, 23855, 31720, 38168, 44774, 47710, 89548, 95420, 111935, 179096, 190840, 223870, 291031, 447740, 582062, 895480, 1164124, 1455155, 2328248, 2910310, 5820620, 11641240]

約数ペア:

[(1, 11641240), (2, 5820620), (4, 2910310), (5, 2328248), (8, 1455155), (10, 1164124), (13, 895480), (20, 582062), (26, 447740), (40, 291031), (52, 223870), (61, 190840), (65, 179096), (104, 111935), (122, 95420), (130, 89548), (244, 47710), (260, 44774), (305, 38168), (367, 31720), (488, 23855), (520, 22387), (610, 19084), (734, 15860), (793, 14680), (1220, 9542), (1468, 7930), (1586, 7340), (1835, 6344), (2440, 4771), (2936, 3965), (3172, 3670)]