18809460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1259}}^1$

素因数の和:1357

約数の個数: 72

約数和(自身を含む): 57788640

約数和(自身を除く): 38979180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1259, 1494, 1660, 2490, 2518, 2988, 3735, 3777, 4980, 5036, 6295, 7470, 7554, 11331, 12590, 14940, 15108, 18885, 22662, 25180, 37770, 45324, 56655, 75540, 104497, 113310, 208994, 226620, 313491, 417988, 522485, 626982, 940473, 1044970, 1253964, 1567455, 1880946, 2089940, 3134910, 3761892, 4702365, 6269820, 9404730, 18809460]

約数ペア:

[(1, 18809460), (2, 9404730), (3, 6269820), (4, 4702365), (5, 3761892), (6, 3134910), (9, 2089940), (10, 1880946), (12, 1567455), (15, 1253964), (18, 1044970), (20, 940473), (30, 626982), (36, 522485), (45, 417988), (60, 313491), (83, 226620), (90, 208994), (166, 113310), (180, 104497), (249, 75540), (332, 56655), (415, 45324), (498, 37770), (747, 25180), (830, 22662), (996, 18885), (1245, 15108), (1259, 14940), (1494, 12590), (1660, 11331), (2490, 7554), (2518, 7470), (2988, 6295), (3735, 5036), (3777, 4980)]