18962520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5449}}^1$

素因数の和:5492

約数の個数: 64

約数和(自身を含む): 58860000

約数和(自身を除く): 39897480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 348, 435, 580, 696, 870, 1160, 1740, 3480, 5449, 10898, 16347, 21796, 27245, 32694, 43592, 54490, 65388, 81735, 108980, 130776, 158021, 163470, 217960, 316042, 326940, 474063, 632084, 653880, 790105, 948126, 1264168, 1580210, 1896252, 2370315, 3160420, 3792504, 4740630, 6320840, 9481260, 18962520]

約数ペア:

[(1, 18962520), (2, 9481260), (3, 6320840), (4, 4740630), (5, 3792504), (6, 3160420), (8, 2370315), (10, 1896252), (12, 1580210), (15, 1264168), (20, 948126), (24, 790105), (29, 653880), (30, 632084), (40, 474063), (58, 326940), (60, 316042), (87, 217960), (116, 163470), (120, 158021), (145, 130776), (174, 108980), (232, 81735), (290, 65388), (348, 54490), (435, 43592), (580, 32694), (696, 27245), (870, 21796), (1160, 16347), (1740, 10898), (3480, 5449)]