18930480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{78877}}^1$

素因数の和:78893

約数の個数: 40

約数和(自身を含む): 58685232

約数和(自身を除く): 39754752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 78877, 157754, 236631, 315508, 394385, 473262, 631016, 788770, 946524, 1183155, 1262032, 1577540, 1893048, 2366310, 3155080, 3786096, 4732620, 6310160, 9465240, 18930480]

約数ペア:

[(1, 18930480), (2, 9465240), (3, 6310160), (4, 4732620), (5, 3786096), (6, 3155080), (8, 2366310), (10, 1893048), (12, 1577540), (15, 1262032), (16, 1183155), (20, 946524), (24, 788770), (30, 631016), (40, 473262), (48, 394385), (60, 315508), (80, 236631), (120, 157754), (240, 78877)]