18930960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{26293}}^1$

素因数の和:26312

約数の個数: 60

約数和(自身を含む): 63578892

約数和(自身を除く): 44647932

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 26293, 52586, 78879, 105172, 131465, 157758, 210344, 236637, 262930, 315516, 394395, 420688, 473274, 525860, 631032, 788790, 946548, 1051720, 1183185, 1262064, 1577580, 1893096, 2103440, 2366370, 3155160, 3786192, 4732740, 6310320, 9465480, 18930960]

約数ペア:

[(1, 18930960), (2, 9465480), (3, 6310320), (4, 4732740), (5, 3786192), (6, 3155160), (8, 2366370), (9, 2103440), (10, 1893096), (12, 1577580), (15, 1262064), (16, 1183185), (18, 1051720), (20, 946548), (24, 788790), (30, 631032), (36, 525860), (40, 473274), (45, 420688), (48, 394395), (60, 315516), (72, 262930), (80, 236637), (90, 210344), (120, 157758), (144, 131465), (180, 105172), (240, 78879), (360, 52586), (720, 26293)]