18642720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{38839}}^1$

素因数の和:38857

約数の個数: 48

約数和(自身を含む): 58726080

約数和(自身を除く): 40083360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 38839, 77678, 116517, 155356, 194195, 233034, 310712, 388390, 466068, 582585, 621424, 776780, 932136, 1165170, 1242848, 1553560, 1864272, 2330340, 3107120, 3728544, 4660680, 6214240, 9321360, 18642720]

約数ペア:

[(1, 18642720), (2, 9321360), (3, 6214240), (4, 4660680), (5, 3728544), (6, 3107120), (8, 2330340), (10, 1864272), (12, 1553560), (15, 1242848), (16, 1165170), (20, 932136), (24, 776780), (30, 621424), (32, 582585), (40, 466068), (48, 388390), (60, 310712), (80, 233034), (96, 194195), (120, 155356), (160, 116517), (240, 77678), (480, 38839)]