1488260980

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{116089}}^1$

素因数の和:116739

約数の個数: 24

約数和(自身を含む): 3130250760

約数和(自身を除く): 1641989780

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 116089, 232178, 464356, 580445, 1160890, 2321780, 74413049, 148826098, 297652196, 372065245, 744130490, 1488260980]

約数ペア:

[(1, 1488260980), (2, 744130490), (4, 372065245), (5, 297652196), (10, 148826098), (20, 74413049), (641, 2321780), (1282, 1160890), (2564, 580445), (3205, 464356), (6410, 232178), (12820, 116089)]