40183988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 81031104

約数和(自身を除く): 40847116

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 131, 221, 262, 347, 442, 524, 694, 884, 1388, 1703, 2227, 3406, 4454, 4511, 5899, 6812, 8908, 9022, 11798, 18044, 23596, 28951, 45457, 57902, 76687, 90914, 115804, 153374, 181828, 306748, 590941, 772769, 1181882, 1545538, 2363764, 3091076, 10045997, 20091994, 40183988]

約数ペア:

[(1, 40183988), (2, 20091994), (4, 10045997), (13, 3091076), (17, 2363764), (26, 1545538), (34, 1181882), (52, 772769), (68, 590941), (131, 306748), (221, 181828), (262, 153374), (347, 115804), (442, 90914), (524, 76687), (694, 57902), (884, 45457), (1388, 28951), (1703, 23596), (2227, 18044), (3406, 11798), (4454, 9022), (4511, 8908), (5899, 6812)]