23990740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1721}}^1$

素因数の和:1788

約数の個数: 48

約数和(自身を含む): 54676944

約数和(自身を除く): 30686204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 1721, 2788, 3442, 3485, 6884, 6970, 8605, 13940, 17210, 29257, 34420, 58514, 70561, 117028, 141122, 146285, 282244, 292570, 352805, 585140, 705610, 1199537, 1411220, 2399074, 4798148, 5997685, 11995370, 23990740]

約数ペア:

[(1, 23990740), (2, 11995370), (4, 5997685), (5, 4798148), (10, 2399074), (17, 1411220), (20, 1199537), (34, 705610), (41, 585140), (68, 352805), (82, 292570), (85, 282244), (164, 146285), (170, 141122), (205, 117028), (340, 70561), (410, 58514), (697, 34420), (820, 29257), (1394, 17210), (1721, 13940), (2788, 8605), (3442, 6970), (3485, 6884)]