1911400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 4687200

約数和(自身を除く): 2775800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 503, 760, 950, 1006, 1900, 2012, 2515, 3800, 4024, 5030, 9557, 10060, 12575, 19114, 20120, 25150, 38228, 47785, 50300, 76456, 95570, 100600, 191140, 238925, 382280, 477850, 955700, 1911400]

約数ペア:

[(1, 1911400), (2, 955700), (4, 477850), (5, 382280), (8, 238925), (10, 191140), (19, 100600), (20, 95570), (25, 76456), (38, 50300), (40, 47785), (50, 38228), (76, 25150), (95, 20120), (100, 19114), (152, 12575), (190, 10060), (200, 9557), (380, 5030), (475, 4024), (503, 3800), (760, 2515), (950, 2012), (1006, 1900)]