17680450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 17942270

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 74, 95, 185, 190, 370, 475, 503, 703, 925, 950, 1006, 1406, 1850, 2515, 3515, 5030, 7030, 9557, 12575, 17575, 18611, 19114, 25150, 35150, 37222, 47785, 93055, 95570, 186110, 238925, 353609, 465275, 477850, 707218, 930550, 1768045, 3536090, 8840225, 17680450]

約数ペア:

[(1, 17680450), (2, 8840225), (5, 3536090), (10, 1768045), (19, 930550), (25, 707218), (37, 477850), (38, 465275), (50, 353609), (74, 238925), (95, 186110), (185, 95570), (190, 93055), (370, 47785), (475, 37222), (503, 35150), (703, 25150), (925, 19114), (950, 18611), (1006, 17575), (1406, 12575), (1850, 9557), (2515, 7030), (3515, 5030)]