13860420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:621

約数の個数: 96

約数和(自身を含む): 45163776

約数和(自身を除く): 31303356

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, 244, 305, 366, 420, 427, 541, 610, 732, 854, 915, 1082, 1220, 1281, 1623, 1708, 1830, 2135, 2164, 2562, 2705, 3246, 3660, 3787, 4270, 5124, 5410, 6405, 6492, 7574, 8115, 8540, 10820, 11361, 12810, 15148, 16230, 18935, 22722, 25620, 32460, 33001, 37870, 45444, 56805, 66002, 75740, 99003, 113610, 132004, 165005, 198006, 227220, 231007, 330010, 396012, 462014, 495015, 660020, 693021, 924028, 990030, 1155035, 1386042, 1980060, 2310070, 2772084, 3465105, 4620140, 6930210, 13860420]

約数ペア:

[(1, 13860420), (2, 6930210), (3, 4620140), (4, 3465105), (5, 2772084), (6, 2310070), (7, 1980060), (10, 1386042), (12, 1155035), (14, 990030), (15, 924028), (20, 693021), (21, 660020), (28, 495015), (30, 462014), (35, 396012), (42, 330010), (60, 231007), (61, 227220), (70, 198006), (84, 165005), (105, 132004), (122, 113610), (140, 99003), (183, 75740), (210, 66002), (244, 56805), (305, 45444), (366, 37870), (420, 33001), (427, 32460), (541, 25620), (610, 22722), (732, 18935), (854, 16230), (915, 15148), (1082, 12810), (1220, 11361), (1281, 10820), (1623, 8540), (1708, 8115), (1830, 7574), (2135, 6492), (2164, 6405), (2562, 5410), (2705, 5124), (3246, 4270), (3660, 3787)]