19216960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:420

約数の個数: 112

約数和(自身を含む): 54717696

約数和(自身を除く): 35500736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 373, 448, 460, 560, 644, 736, 746, 805, 920, 1120, 1288, 1472, 1492, 1610, 1840, 1865, 2240, 2576, 2611, 2984, 3220, 3680, 3730, 5152, 5222, 5968, 6440, 7360, 7460, 8579, 10304, 10444, 11936, 12880, 13055, 14920, 17158, 20888, 23872, 25760, 26110, 29840, 34316, 41776, 42895, 51520, 52220, 59680, 60053, 68632, 83552, 85790, 104440, 119360, 120106, 137264, 167104, 171580, 208880, 240212, 274528, 300265, 343160, 417760, 480424, 549056, 600530, 686320, 835520, 960848, 1201060, 1372640, 1921696, 2402120, 2745280, 3843392, 4804240, 9608480, 19216960]

約数ペア:

[(1, 19216960), (2, 9608480), (4, 4804240), (5, 3843392), (7, 2745280), (8, 2402120), (10, 1921696), (14, 1372640), (16, 1201060), (20, 960848), (23, 835520), (28, 686320), (32, 600530), (35, 549056), (40, 480424), (46, 417760), (56, 343160), (64, 300265), (70, 274528), (80, 240212), (92, 208880), (112, 171580), (115, 167104), (140, 137264), (160, 120106), (161, 119360), (184, 104440), (224, 85790), (230, 83552), (280, 68632), (320, 60053), (322, 59680), (368, 52220), (373, 51520), (448, 42895), (460, 41776), (560, 34316), (644, 29840), (736, 26110), (746, 25760), (805, 23872), (920, 20888), (1120, 17158), (1288, 14920), (1472, 13055), (1492, 12880), (1610, 11936), (1840, 10444), (1865, 10304), (2240, 8579), (2576, 7460), (2611, 7360), (2984, 6440), (3220, 5968), (3680, 5222), (3730, 5152)]