4039490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 9386496

約数和(自身を除く): 5347006

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 193, 230, 299, 322, 386, 455, 598, 805, 910, 965, 1351, 1495, 1610, 1930, 2093, 2509, 2702, 2990, 4186, 4439, 5018, 6755, 8878, 10465, 12545, 13510, 17563, 20930, 22195, 25090, 31073, 35126, 44390, 57707, 62146, 87815, 115414, 155365, 175630, 288535, 310730, 403949, 577070, 807898, 2019745, 4039490]

約数ペア:

[(1, 4039490), (2, 2019745), (5, 807898), (7, 577070), (10, 403949), (13, 310730), (14, 288535), (23, 175630), (26, 155365), (35, 115414), (46, 87815), (65, 62146), (70, 57707), (91, 44390), (115, 35126), (130, 31073), (161, 25090), (182, 22195), (193, 20930), (230, 17563), (299, 13510), (322, 12545), (386, 10465), (455, 8878), (598, 6755), (805, 5018), (910, 4439), (965, 4186), (1351, 2990), (1495, 2702), (1610, 2509), (1930, 2093)]