28249060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 73285632

約数和(自身を除く): 45036572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 283, 310, 322, 434, 460, 566, 620, 644, 713, 805, 868, 1085, 1132, 1415, 1426, 1610, 1981, 2170, 2830, 2852, 3220, 3565, 3962, 4340, 4991, 5660, 6509, 7130, 7924, 8773, 9905, 9982, 13018, 14260, 17546, 19810, 19964, 24955, 26036, 32545, 35092, 39620, 43865, 45563, 49910, 61411, 65090, 87730, 91126, 99820, 122822, 130180, 175460, 182252, 201779, 227815, 245644, 307055, 403558, 455630, 614110, 807116, 911260, 1008895, 1228220, 1412453, 2017790, 2824906, 4035580, 5649812, 7062265, 14124530, 28249060]

約数ペア:

[(1, 28249060), (2, 14124530), (4, 7062265), (5, 5649812), (7, 4035580), (10, 2824906), (14, 2017790), (20, 1412453), (23, 1228220), (28, 1008895), (31, 911260), (35, 807116), (46, 614110), (62, 455630), (70, 403558), (92, 307055), (115, 245644), (124, 227815), (140, 201779), (155, 182252), (161, 175460), (217, 130180), (230, 122822), (283, 99820), (310, 91126), (322, 87730), (434, 65090), (460, 61411), (566, 49910), (620, 45563), (644, 43865), (713, 39620), (805, 35092), (868, 32545), (1085, 26036), (1132, 24955), (1415, 19964), (1426, 19810), (1610, 17546), (1981, 14260), (2170, 13018), (2830, 9982), (2852, 9905), (3220, 8773), (3565, 7924), (3962, 7130), (4340, 6509), (4991, 5660)]