28213860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24749}}^1$

素因数の和:24780

約数の個数: 48

約数和(自身を含む): 83160000

約数和(自身を除く): 54946140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 24749, 49498, 74247, 98996, 123745, 148494, 247490, 296988, 371235, 470231, 494980, 742470, 940462, 1410693, 1484940, 1880924, 2351155, 2821386, 4702310, 5642772, 7053465, 9404620, 14106930, 28213860]

約数ペア:

[(1, 28213860), (2, 14106930), (3, 9404620), (4, 7053465), (5, 5642772), (6, 4702310), (10, 2821386), (12, 2351155), (15, 1880924), (19, 1484940), (20, 1410693), (30, 940462), (38, 742470), (57, 494980), (60, 470231), (76, 371235), (95, 296988), (114, 247490), (190, 148494), (228, 123745), (285, 98996), (380, 74247), (570, 49498), (1140, 24749)]