4778500

素因数分解:

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

素因数の和:541

約数の個数: 48

約数和(自身を含む): 11007360

約数和(自身を除く): 6228860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 503, 950, 1006, 1900, 2012, 2375, 2515, 4750, 5030, 9500, 9557, 10060, 12575, 19114, 25150, 38228, 47785, 50300, 62875, 95570, 125750, 191140, 238925, 251500, 477850, 955700, 1194625, 2389250, 4778500]

約数ペア:

[(1, 4778500), (2, 2389250), (4, 1194625), (5, 955700), (10, 477850), (19, 251500), (20, 238925), (25, 191140), (38, 125750), (50, 95570), (76, 62875), (95, 50300), (100, 47785), (125, 38228), (190, 25150), (250, 19114), (380, 12575), (475, 10060), (500, 9557), (503, 9500), (950, 5030), (1006, 4750), (1900, 2515), (2012, 2375)]