19187640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53299}}^1$

素因数の和:53316

約数の個数: 48

約数和(自身を含む): 62361000

約数和(自身を除く): 43173360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 53299, 106598, 159897, 213196, 266495, 319794, 426392, 479691, 532990, 639588, 799485, 959382, 1065980, 1279176, 1598970, 1918764, 2131960, 2398455, 3197940, 3837528, 4796910, 6395880, 9593820, 19187640]

約数ペア:

[(1, 19187640), (2, 9593820), (3, 6395880), (4, 4796910), (5, 3837528), (6, 3197940), (8, 2398455), (9, 2131960), (10, 1918764), (12, 1598970), (15, 1279176), (18, 1065980), (20, 959382), (24, 799485), (30, 639588), (36, 532990), (40, 479691), (45, 426392), (60, 319794), (72, 266495), (90, 213196), (120, 159897), (180, 106598), (360, 53299)]