20898750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{5573}}^1$

素因数の和:5598

約数の個数: 40

約数和(自身を含む): 52239528

約数和(自身を除く): 31340778

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 625, 750, 1250, 1875, 3750, 5573, 11146, 16719, 27865, 33438, 55730, 83595, 139325, 167190, 278650, 417975, 696625, 835950, 1393250, 2089875, 3483125, 4179750, 6966250, 10449375, 20898750]

約数ペア:

[(1, 20898750), (2, 10449375), (3, 6966250), (5, 4179750), (6, 3483125), (10, 2089875), (15, 1393250), (25, 835950), (30, 696625), (50, 417975), (75, 278650), (125, 167190), (150, 139325), (250, 83595), (375, 55730), (625, 33438), (750, 27865), (1250, 16719), (1875, 11146), (3750, 5573)]