204635890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37139}}^1$

素因数の和:37194

約数の個数: 32

約数和(自身を含む): 401112000

約数和(自身を除く): 196476110

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 37139, 74278, 185695, 371390, 705641, 1077031, 1411282, 2154062, 3528205, 5385155, 7056410, 10770310, 20463589, 40927178, 102317945, 204635890]

約数ペア:

[(1, 204635890), (2, 102317945), (5, 40927178), (10, 20463589), (19, 10770310), (29, 7056410), (38, 5385155), (58, 3528205), (95, 2154062), (145, 1411282), (190, 1077031), (290, 705641), (551, 371390), (1102, 185695), (2755, 74278), (5510, 37139)]