28236490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1019}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 54198720

約数和(自身を除く): 25962230

約数列:

[1, 2, 5, 10, 17, 34, 85, 163, 170, 326, 815, 1019, 1630, 2038, 2771, 5095, 5542, 10190, 13855, 17323, 27710, 34646, 86615, 166097, 173230, 332194, 830485, 1660970, 2823649, 5647298, 14118245, 28236490]

約数ペア:

[(1, 28236490), (2, 14118245), (5, 5647298), (10, 2823649), (17, 1660970), (34, 830485), (85, 332194), (163, 173230), (170, 166097), (326, 86615), (815, 34646), (1019, 27710), (1630, 17323), (2038, 13855), (2771, 10190), (5095, 5542)]