20100256

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3359}}^1$

素因数の和:3397

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 25622624

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 3359, 5984, 6718, 13436, 26872, 36949, 53744, 57103, 73898, 107488, 114206, 147796, 228412, 295592, 456824, 591184, 628133, 913648, 1182368, 1256266, 1827296, 2512532, 5025064, 10050128, 20100256]

約数ペア:

[(1, 20100256), (2, 10050128), (4, 5025064), (8, 2512532), (11, 1827296), (16, 1256266), (17, 1182368), (22, 913648), (32, 628133), (34, 591184), (44, 456824), (68, 295592), (88, 228412), (136, 147796), (176, 114206), (187, 107488), (272, 73898), (352, 57103), (374, 53744), (544, 36949), (748, 26872), (1496, 13436), (2992, 6718), (3359, 5984)]