28379370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{691}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 70102368

約数和(自身を除く): 41722998

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 691, 1110, 1369, 1382, 2073, 2738, 3455, 4107, 4146, 6845, 6910, 8214, 10365, 13690, 20535, 20730, 25567, 41070, 51134, 76701, 127835, 153402, 255670, 383505, 767010, 945979, 1891958, 2837937, 4729895, 5675874, 9459790, 14189685, 28379370]

約数ペア:

[(1, 28379370), (2, 14189685), (3, 9459790), (5, 5675874), (6, 4729895), (10, 2837937), (15, 1891958), (30, 945979), (37, 767010), (74, 383505), (111, 255670), (185, 153402), (222, 127835), (370, 76701), (555, 51134), (691, 41070), (1110, 25567), (1369, 20730), (1382, 20535), (2073, 13690), (2738, 10365), (3455, 8214), (4107, 6910), (4146, 6845)]