20357610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7457}}^1$

素因数の和:7487

約数の個数: 64

約数和(自身を含む): 60141312

約数和(自身を除く): 39783702

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7457, 14914, 22371, 37285, 44742, 52199, 74570, 96941, 104398, 111855, 156597, 193882, 223710, 260995, 290823, 313194, 484705, 521990, 581646, 678587, 782985, 969410, 1357174, 1454115, 1565970, 2035761, 2908230, 3392935, 4071522, 6785870, 10178805, 20357610]

約数ペア:

[(1, 20357610), (2, 10178805), (3, 6785870), (5, 4071522), (6, 3392935), (7, 2908230), (10, 2035761), (13, 1565970), (14, 1454115), (15, 1357174), (21, 969410), (26, 782985), (30, 678587), (35, 581646), (39, 521990), (42, 484705), (65, 313194), (70, 290823), (78, 260995), (91, 223710), (105, 193882), (130, 156597), (182, 111855), (195, 104398), (210, 96941), (273, 74570), (390, 52199), (455, 44742), (546, 37285), (910, 22371), (1365, 14914), (2730, 7457)]