28709450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7457}}^1$

素因数の和:7487

約数の個数: 48

約数和(自身を含む): 66585024

約数和(自身を除く): 37875574

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 7457, 14914, 37285, 52199, 74570, 82027, 104398, 164054, 186425, 260995, 372850, 410135, 521990, 574189, 820270, 1148378, 1304975, 2050675, 2609950, 2870945, 4101350, 5741890, 14354725, 28709450]

約数ペア:

[(1, 28709450), (2, 14354725), (5, 5741890), (7, 4101350), (10, 2870945), (11, 2609950), (14, 2050675), (22, 1304975), (25, 1148378), (35, 820270), (50, 574189), (55, 521990), (70, 410135), (77, 372850), (110, 260995), (154, 186425), (175, 164054), (275, 104398), (350, 82027), (385, 74570), (550, 52199), (770, 37285), (1925, 14914), (3850, 7457)]