19397760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10103}}^1$

素因数の和:10125

約数の個数: 64

約数和(自身を含む): 61836480

約数和(自身を除く): 42438720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 10103, 20206, 30309, 40412, 50515, 60618, 80824, 101030, 121236, 151545, 161648, 202060, 242472, 303090, 323296, 404120, 484944, 606180, 646592, 808240, 969888, 1212360, 1293184, 1616480, 1939776, 2424720, 3232960, 3879552, 4849440, 6465920, 9698880, 19397760]

約数ペア:

[(1, 19397760), (2, 9698880), (3, 6465920), (4, 4849440), (5, 3879552), (6, 3232960), (8, 2424720), (10, 1939776), (12, 1616480), (15, 1293184), (16, 1212360), (20, 969888), (24, 808240), (30, 646592), (32, 606180), (40, 484944), (48, 404120), (60, 323296), (64, 303090), (80, 242472), (96, 202060), (120, 161648), (128, 151545), (160, 121236), (192, 101030), (240, 80824), (320, 60618), (384, 50515), (480, 40412), (640, 30309), (960, 20206), (1920, 10103)]