28305136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5477}}^1$

素因数の和:5521

約数の個数: 40

約数和(自身を含む): 61134480

約数和(自身を除く): 32829344

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 5477, 10954, 21908, 43816, 87632, 93109, 104063, 186218, 208126, 372436, 416252, 744872, 832504, 1489744, 1665008, 1769071, 3538142, 7076284, 14152568, 28305136]

約数ペア:

[(1, 28305136), (2, 14152568), (4, 7076284), (8, 3538142), (16, 1769071), (17, 1665008), (19, 1489744), (34, 832504), (38, 744872), (68, 416252), (76, 372436), (136, 208126), (152, 186218), (272, 104063), (304, 93109), (323, 87632), (646, 43816), (1292, 21908), (2584, 10954), (5168, 5477)]