1999861770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{9643}}^1$

素因数の和:9907

約数の個数: 64

約数和(自身を含む): 4977229824

約数和(自身を除く): 2977368054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 223, 310, 446, 465, 669, 930, 1115, 1338, 2230, 3345, 6690, 6913, 9643, 13826, 19286, 20739, 28929, 34565, 41478, 48215, 57858, 69130, 96430, 103695, 144645, 207390, 289290, 298933, 597866, 896799, 1494665, 1793598, 2150389, 2989330, 4300778, 4483995, 6451167, 8967990, 10751945, 12902334, 21503890, 32255835, 64511670, 66662059, 133324118, 199986177, 333310295, 399972354, 666620590, 999930885, 1999861770]

約数ペア:

[(1, 1999861770), (2, 999930885), (3, 666620590), (5, 399972354), (6, 333310295), (10, 199986177), (15, 133324118), (30, 66662059), (31, 64511670), (62, 32255835), (93, 21503890), (155, 12902334), (186, 10751945), (223, 8967990), (310, 6451167), (446, 4483995), (465, 4300778), (669, 2989330), (930, 2150389), (1115, 1793598), (1338, 1494665), (2230, 896799), (3345, 597866), (6690, 298933), (6913, 289290), (9643, 207390), (13826, 144645), (19286, 103695), (20739, 96430), (28929, 69130), (34565, 57858), (41478, 48215)]