28073450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1019}}^1$

素因数の和:1079

約数の個数: 48

約数和(自身を含む): 56916000

約数和(自身を除く): 28842550

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 145, 190, 290, 475, 551, 725, 950, 1019, 1102, 1450, 2038, 2755, 5095, 5510, 10190, 13775, 19361, 25475, 27550, 29551, 38722, 50950, 59102, 96805, 147755, 193610, 295510, 484025, 561469, 738775, 968050, 1122938, 1477550, 2807345, 5614690, 14036725, 28073450]

約数ペア:

[(1, 28073450), (2, 14036725), (5, 5614690), (10, 2807345), (19, 1477550), (25, 1122938), (29, 968050), (38, 738775), (50, 561469), (58, 484025), (95, 295510), (145, 193610), (190, 147755), (290, 96805), (475, 59102), (551, 50950), (725, 38722), (950, 29551), (1019, 27550), (1102, 25475), (1450, 19361), (2038, 13775), (2755, 10190), (5095, 5510)]