1428164940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{390209}}^1$

素因数の和:390282

約数の個数: 48

約数和(自身を含む): 4064427360

約数和(自身を除く): 2636262420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 390209, 780418, 1170627, 1560836, 1951045, 2341254, 3902090, 4682508, 5853135, 7804180, 11706270, 23412540, 23802749, 47605498, 71408247, 95210996, 119013745, 142816494, 238027490, 285632988, 357041235, 476054980, 714082470, 1428164940]

約数ペア:

[(1, 1428164940), (2, 714082470), (3, 476054980), (4, 357041235), (5, 285632988), (6, 238027490), (10, 142816494), (12, 119013745), (15, 95210996), (20, 71408247), (30, 47605498), (60, 23802749), (61, 23412540), (122, 11706270), (183, 7804180), (244, 5853135), (305, 4682508), (366, 3902090), (610, 2341254), (732, 1951045), (915, 1560836), (1220, 1170627), (1830, 780418), (3660, 390209)]