1520251940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{811}}^1\times {\mathrm{4933}}^1$

素因数の和:5772

約数の個数: 48

約数和(自身を含む): 3365382720

約数和(自身を除く): 1845130780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 811, 1622, 3244, 4055, 4933, 8110, 9866, 15409, 16220, 19732, 24665, 30818, 49330, 61636, 77045, 93727, 98660, 154090, 187454, 308180, 374908, 468635, 937270, 1874540, 4000663, 8001326, 16002652, 20003315, 40006630, 76012597, 80013260, 152025194, 304050388, 380062985, 760125970, 1520251940]

約数ペア:

[(1, 1520251940), (2, 760125970), (4, 380062985), (5, 304050388), (10, 152025194), (19, 80013260), (20, 76012597), (38, 40006630), (76, 20003315), (95, 16002652), (190, 8001326), (380, 4000663), (811, 1874540), (1622, 937270), (3244, 468635), (4055, 374908), (4933, 308180), (8110, 187454), (9866, 154090), (15409, 98660), (16220, 93727), (19732, 77045), (24665, 61636), (30818, 49330)]