17825420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:858

約数の個数: 48

約数和(自身を含む): 40101600

約数和(自身を除く): 22276180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 769, 1159, 1220, 1538, 2318, 3076, 3845, 4636, 5795, 7690, 11590, 14611, 15380, 23180, 29222, 46909, 58444, 73055, 93818, 146110, 187636, 234545, 292220, 469090, 891271, 938180, 1782542, 3565084, 4456355, 8912710, 17825420]

約数ペア:

[(1, 17825420), (2, 8912710), (4, 4456355), (5, 3565084), (10, 1782542), (19, 938180), (20, 891271), (38, 469090), (61, 292220), (76, 234545), (95, 187636), (122, 146110), (190, 93818), (244, 73055), (305, 58444), (380, 46909), (610, 29222), (769, 23180), (1159, 15380), (1220, 14611), (1538, 11590), (2318, 7690), (3076, 5795), (3845, 4636)]