1880190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1633

約数の個数: 48

約数和(自身を含む): 5267808

約数和(自身を除く): 3387618

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 1607, 3214, 4821, 8035, 9642, 14463, 16070, 20891, 24105, 28926, 41782, 48210, 62673, 72315, 104455, 125346, 144630, 188019, 208910, 313365, 376038, 626730, 940095, 1880190]

約数ペア:

[(1, 1880190), (2, 940095), (3, 626730), (5, 376038), (6, 313365), (9, 208910), (10, 188019), (13, 144630), (15, 125346), (18, 104455), (26, 72315), (30, 62673), (39, 48210), (45, 41782), (65, 28926), (78, 24105), (90, 20891), (117, 16070), (130, 14463), (195, 9642), (234, 8035), (390, 4821), (585, 3214), (1170, 1607)]