98895380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2683}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 220946880

約数和(自身を除く): 122051500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 2683, 3686, 5366, 7372, 9215, 10732, 13415, 18430, 26830, 36860, 50977, 53660, 101954, 203908, 254885, 260251, 509770, 520502, 1019540, 1041004, 1301255, 2602510, 4944769, 5205020, 9889538, 19779076, 24723845, 49447690, 98895380]

約数ペア:

[(1, 98895380), (2, 49447690), (4, 24723845), (5, 19779076), (10, 9889538), (19, 5205020), (20, 4944769), (38, 2602510), (76, 1301255), (95, 1041004), (97, 1019540), (190, 520502), (194, 509770), (380, 260251), (388, 254885), (485, 203908), (970, 101954), (1843, 53660), (1940, 50977), (2683, 36860), (3686, 26830), (5366, 18430), (7372, 13415), (9215, 10732)]