220565248

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{27793}}^1$

素因数の和:27840

約数の個数: 36

約数和(自身を含む): 454487488

約数和(自身を除く): 233922240

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 27793, 55586, 111172, 222344, 444688, 861583, 889376, 1723166, 1778752, 3446332, 3557504, 6892664, 7115008, 13785328, 27570656, 55141312, 110282624, 220565248]

約数ペア:

[(1, 220565248), (2, 110282624), (4, 55141312), (8, 27570656), (16, 13785328), (31, 7115008), (32, 6892664), (62, 3557504), (64, 3446332), (124, 1778752), (128, 1723166), (248, 889376), (256, 861583), (496, 444688), (992, 222344), (1984, 111172), (3968, 55586), (7936, 27793)]