40663648

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1499

約数の個数: 48

約数和(自身を含む): 86123520

約数和(自身を除く): 45459872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 76, 94, 152, 188, 304, 376, 608, 752, 893, 1423, 1504, 1786, 2846, 3572, 5692, 7144, 11384, 14288, 22768, 27037, 28576, 45536, 54074, 66881, 108148, 133762, 216296, 267524, 432592, 535048, 865184, 1070096, 1270739, 2140192, 2541478, 5082956, 10165912, 20331824, 40663648]

約数ペア:

[(1, 40663648), (2, 20331824), (4, 10165912), (8, 5082956), (16, 2541478), (19, 2140192), (32, 1270739), (38, 1070096), (47, 865184), (76, 535048), (94, 432592), (152, 267524), (188, 216296), (304, 133762), (376, 108148), (608, 66881), (752, 54074), (893, 45536), (1423, 28576), (1504, 27037), (1786, 22768), (2846, 14288), (3572, 11384), (5692, 7144)]