28135380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5153}}^1$

素因数の和:5185

約数の個数: 96

約数和(自身を含む): 96977664

約数和(自身を除く): 68842284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5153, 5460, 10306, 15459, 20612, 25765, 30918, 36071, 51530, 61836, 66989, 72142, 77295, 103060, 108213, 133978, 144284, 154590, 180355, 200967, 216426, 267956, 309180, 334945, 360710, 401934, 432852, 468923, 541065, 669890, 721420, 803868, 937846, 1004835, 1082130, 1339780, 1406769, 1875692, 2009670, 2164260, 2344615, 2813538, 4019340, 4689230, 5627076, 7033845, 9378460, 14067690, 28135380]

約数ペア:

[(1, 28135380), (2, 14067690), (3, 9378460), (4, 7033845), (5, 5627076), (6, 4689230), (7, 4019340), (10, 2813538), (12, 2344615), (13, 2164260), (14, 2009670), (15, 1875692), (20, 1406769), (21, 1339780), (26, 1082130), (28, 1004835), (30, 937846), (35, 803868), (39, 721420), (42, 669890), (52, 541065), (60, 468923), (65, 432852), (70, 401934), (78, 360710), (84, 334945), (91, 309180), (105, 267956), (130, 216426), (140, 200967), (156, 180355), (182, 154590), (195, 144284), (210, 133978), (260, 108213), (273, 103060), (364, 77295), (390, 72142), (420, 66989), (455, 61836), (546, 51530), (780, 36071), (910, 30918), (1092, 25765), (1365, 20612), (1820, 15459), (2730, 10306), (5153, 5460)]