408272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:123

約数の個数: 40

約数和(自身を含む): 892800

約数和(自身を除く): 484528

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 79, 136, 152, 158, 272, 304, 316, 323, 632, 646, 1264, 1292, 1343, 1501, 2584, 2686, 3002, 5168, 5372, 6004, 10744, 12008, 21488, 24016, 25517, 51034, 102068, 204136, 408272]

約数ペア:

[(1, 408272), (2, 204136), (4, 102068), (8, 51034), (16, 25517), (17, 24016), (19, 21488), (34, 12008), (38, 10744), (68, 6004), (76, 5372), (79, 5168), (136, 3002), (152, 2686), (158, 2584), (272, 1501), (304, 1343), (316, 1292), (323, 1264), (632, 646)]