220721600738

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1\times {\mathrm{877}}^1\times {\mathrm{1693}}^1$

素因数の和:3122

約数の個数: 32

約数和(自身を含む): 334114260480

約数和(自身を除く): 113392659742

約数列:

[1, 2, 239, 311, 478, 622, 877, 1693, 1754, 3386, 74329, 148658, 209603, 272747, 404627, 419206, 526523, 545494, 809254, 1053046, 1484761, 2969522, 65186533, 125838997, 130373066, 251677994, 354857879, 461760671, 709715758, 923521342, 110360800369, 220721600738]

約数ペア:

[(1, 220721600738), (2, 110360800369), (239, 923521342), (311, 709715758), (478, 461760671), (622, 354857879), (877, 251677994), (1693, 130373066), (1754, 125838997), (3386, 65186533), (74329, 2969522), (148658, 1484761), (209603, 1053046), (272747, 809254), (404627, 545494), (419206, 526523)]