5405820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 17665536

約数和(自身を除く): 12259716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 211, 244, 305, 366, 420, 422, 427, 610, 633, 732, 844, 854, 915, 1055, 1220, 1266, 1281, 1477, 1708, 1830, 2110, 2135, 2532, 2562, 2954, 3165, 3660, 4220, 4270, 4431, 5124, 5908, 6330, 6405, 7385, 8540, 8862, 12660, 12810, 12871, 14770, 17724, 22155, 25620, 25742, 29540, 38613, 44310, 51484, 64355, 77226, 88620, 90097, 128710, 154452, 180194, 193065, 257420, 270291, 360388, 386130, 450485, 540582, 772260, 900970, 1081164, 1351455, 1801940, 2702910, 5405820]

約数ペア:

[(1, 5405820), (2, 2702910), (3, 1801940), (4, 1351455), (5, 1081164), (6, 900970), (7, 772260), (10, 540582), (12, 450485), (14, 386130), (15, 360388), (20, 270291), (21, 257420), (28, 193065), (30, 180194), (35, 154452), (42, 128710), (60, 90097), (61, 88620), (70, 77226), (84, 64355), (105, 51484), (122, 44310), (140, 38613), (183, 29540), (210, 25742), (211, 25620), (244, 22155), (305, 17724), (366, 14770), (420, 12871), (422, 12810), (427, 12660), (610, 8862), (633, 8540), (732, 7385), (844, 6405), (854, 6330), (915, 5908), (1055, 5124), (1220, 4431), (1266, 4270), (1281, 4220), (1477, 3660), (1708, 3165), (1830, 2954), (2110, 2562), (2135, 2532)]