840323450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{1429}}^1$

素因数の和:2079

約数の個数: 48

約数和(自身を含む): 1649076000

約数和(自身を除く): 808752550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 619, 950, 1238, 1429, 2858, 3095, 6190, 7145, 11761, 14290, 15475, 23522, 27151, 30950, 35725, 54302, 58805, 71450, 117610, 135755, 271510, 294025, 588050, 678775, 884551, 1357550, 1769102, 4422755, 8845510, 16806469, 22113775, 33612938, 44227550, 84032345, 168064690, 420161725, 840323450]

約数ペア:

[(1, 840323450), (2, 420161725), (5, 168064690), (10, 84032345), (19, 44227550), (25, 33612938), (38, 22113775), (50, 16806469), (95, 8845510), (190, 4422755), (475, 1769102), (619, 1357550), (950, 884551), (1238, 678775), (1429, 588050), (2858, 294025), (3095, 271510), (6190, 135755), (7145, 117610), (11761, 71450), (14290, 58805), (15475, 54302), (23522, 35725), (27151, 30950)]