19127000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 46275840

約数和(自身を除く): 27148840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 617, 620, 775, 1000, 1234, 1240, 1550, 2468, 3085, 3100, 3875, 4936, 6170, 6200, 7750, 12340, 15425, 15500, 19127, 24680, 30850, 31000, 38254, 61700, 76508, 77125, 95635, 123400, 153016, 154250, 191270, 308500, 382540, 478175, 617000, 765080, 956350, 1912700, 2390875, 3825400, 4781750, 9563500, 19127000]

約数ペア:

[(1, 19127000), (2, 9563500), (4, 4781750), (5, 3825400), (8, 2390875), (10, 1912700), (20, 956350), (25, 765080), (31, 617000), (40, 478175), (50, 382540), (62, 308500), (100, 191270), (124, 154250), (125, 153016), (155, 123400), (200, 95635), (248, 77125), (250, 76508), (310, 61700), (500, 38254), (617, 31000), (620, 30850), (775, 24680), (1000, 19127), (1234, 15500), (1240, 15425), (1550, 12340), (2468, 7750), (3085, 6200), (3100, 6170), (3875, 4936)]