254263460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{11443}}^1$

素因数の和:11564

約数の個数: 48

約数和(自身を含む): 588313152

約数和(自身を除く): 334049692

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 11443, 22220, 22886, 45772, 57215, 114430, 125873, 228860, 251746, 503492, 629365, 1155743, 1258730, 2311486, 2517460, 4622972, 5778715, 11557430, 12713173, 23114860, 25426346, 50852692, 63565865, 127131730, 254263460]

約数ペア:

[(1, 254263460), (2, 127131730), (4, 63565865), (5, 50852692), (10, 25426346), (11, 23114860), (20, 12713173), (22, 11557430), (44, 5778715), (55, 4622972), (101, 2517460), (110, 2311486), (202, 1258730), (220, 1155743), (404, 629365), (505, 503492), (1010, 251746), (1111, 228860), (2020, 125873), (2222, 114430), (4444, 57215), (5555, 45772), (11110, 22886), (11443, 22220)]