28890752

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 67638240

約数和(自身を除く): 38747488

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 71, 88, 128, 136, 142, 176, 187, 272, 284, 289, 352, 374, 544, 568, 578, 704, 748, 781, 1088, 1136, 1156, 1207, 1408, 1496, 1562, 2176, 2272, 2312, 2414, 2992, 3124, 3179, 4544, 4624, 4828, 5984, 6248, 6358, 9088, 9248, 9656, 11968, 12496, 12716, 13277, 18496, 19312, 20519, 23936, 24992, 25432, 26554, 36992, 38624, 41038, 49984, 50864, 53108, 77248, 82076, 99968, 101728, 106216, 154496, 164152, 203456, 212432, 225709, 328304, 406912, 424864, 451418, 656608, 849728, 902836, 1313216, 1699456, 1805672, 2626432, 3611344, 7222688, 14445376, 28890752]

約数ペア:

[(1, 28890752), (2, 14445376), (4, 7222688), (8, 3611344), (11, 2626432), (16, 1805672), (17, 1699456), (22, 1313216), (32, 902836), (34, 849728), (44, 656608), (64, 451418), (68, 424864), (71, 406912), (88, 328304), (128, 225709), (136, 212432), (142, 203456), (176, 164152), (187, 154496), (272, 106216), (284, 101728), (289, 99968), (352, 82076), (374, 77248), (544, 53108), (568, 50864), (578, 49984), (704, 41038), (748, 38624), (781, 36992), (1088, 26554), (1136, 25432), (1156, 24992), (1207, 23936), (1408, 20519), (1496, 19312), (1562, 18496), (2176, 13277), (2272, 12716), (2312, 12496), (2414, 11968), (2992, 9656), (3124, 9248), (3179, 9088), (4544, 6358), (4624, 6248), (4828, 5984)]