19425960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17987}}^1$

素因数の和:18007

約数の個数: 64

約数和(自身を含む): 64756800

約数和(自身を除く): 45330840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 17987, 35974, 53961, 71948, 89935, 107922, 143896, 161883, 179870, 215844, 269805, 323766, 359740, 431688, 485649, 539610, 647532, 719480, 809415, 971298, 1079220, 1295064, 1618830, 1942596, 2158440, 2428245, 3237660, 3885192, 4856490, 6475320, 9712980, 19425960]

約数ペア:

[(1, 19425960), (2, 9712980), (3, 6475320), (4, 4856490), (5, 3885192), (6, 3237660), (8, 2428245), (9, 2158440), (10, 1942596), (12, 1618830), (15, 1295064), (18, 1079220), (20, 971298), (24, 809415), (27, 719480), (30, 647532), (36, 539610), (40, 485649), (45, 431688), (54, 359740), (60, 323766), (72, 269805), (90, 215844), (108, 179870), (120, 161883), (135, 143896), (180, 107922), (216, 89935), (270, 71948), (360, 53961), (540, 35974), (1080, 17987)]