43966040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 101943360

約数和(自身を除く): 57977320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 113, 137, 142, 226, 274, 284, 355, 452, 548, 565, 568, 685, 710, 904, 1096, 1130, 1370, 1420, 2260, 2740, 2840, 4520, 5480, 8023, 9727, 15481, 16046, 19454, 30962, 32092, 38908, 40115, 48635, 61924, 64184, 77405, 77816, 80230, 97270, 123848, 154810, 160460, 194540, 309620, 320920, 389080, 619240, 1099151, 2198302, 4396604, 5495755, 8793208, 10991510, 21983020, 43966040]

約数ペア:

[(1, 43966040), (2, 21983020), (4, 10991510), (5, 8793208), (8, 5495755), (10, 4396604), (20, 2198302), (40, 1099151), (71, 619240), (113, 389080), (137, 320920), (142, 309620), (226, 194540), (274, 160460), (284, 154810), (355, 123848), (452, 97270), (548, 80230), (565, 77816), (568, 77405), (685, 64184), (710, 61924), (904, 48635), (1096, 40115), (1130, 38908), (1370, 32092), (1420, 30962), (2260, 19454), (2740, 16046), (2840, 15481), (4520, 9727), (5480, 8023)]