2451760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1613}}^1$

素因数の和:1645

約数の個数: 40

約数和(自身を含む): 6004080

約数和(自身を除く): 3552320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1613, 3226, 6452, 8065, 12904, 16130, 25808, 30647, 32260, 61294, 64520, 122588, 129040, 153235, 245176, 306470, 490352, 612940, 1225880, 2451760]

約数ペア:

[(1, 2451760), (2, 1225880), (4, 612940), (5, 490352), (8, 306470), (10, 245176), (16, 153235), (19, 129040), (20, 122588), (38, 64520), (40, 61294), (76, 32260), (80, 30647), (95, 25808), (152, 16130), (190, 12904), (304, 8065), (380, 6452), (760, 3226), (1520, 1613)]