405878128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{5387}}^1$

素因数の和:5689

約数の個数: 40

約数和(自身を含む): 835808112

約数和(自身を除く): 429929984

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 277, 554, 1108, 2216, 4432, 4709, 5387, 9418, 10774, 18836, 21548, 37672, 43096, 75344, 86192, 91579, 183158, 366316, 732632, 1465264, 1492199, 2984398, 5968796, 11937592, 23875184, 25367383, 50734766, 101469532, 202939064, 405878128]

約数ペア:

[(1, 405878128), (2, 202939064), (4, 101469532), (8, 50734766), (16, 25367383), (17, 23875184), (34, 11937592), (68, 5968796), (136, 2984398), (272, 1492199), (277, 1465264), (554, 732632), (1108, 366316), (2216, 183158), (4432, 91579), (4709, 86192), (5387, 75344), (9418, 43096), (10774, 37672), (18836, 21548)]