40397984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 94602816

約数和(自身を除く): 54204832

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 43, 44, 68, 86, 88, 136, 157, 172, 176, 187, 272, 314, 344, 352, 374, 473, 544, 628, 688, 731, 748, 946, 1256, 1376, 1462, 1496, 1727, 1892, 2512, 2669, 2924, 2992, 3454, 3784, 5024, 5338, 5848, 5984, 6751, 6908, 7568, 8041, 10676, 11696, 13502, 13816, 15136, 16082, 21352, 23392, 27004, 27632, 29359, 32164, 42704, 54008, 55264, 58718, 64328, 74261, 85408, 108016, 114767, 117436, 128656, 148522, 216032, 229534, 234872, 257312, 297044, 459068, 469744, 594088, 918136, 939488, 1188176, 1262437, 1836272, 2376352, 2524874, 3672544, 5049748, 10099496, 20198992, 40397984]

約数ペア:

[(1, 40397984), (2, 20198992), (4, 10099496), (8, 5049748), (11, 3672544), (16, 2524874), (17, 2376352), (22, 1836272), (32, 1262437), (34, 1188176), (43, 939488), (44, 918136), (68, 594088), (86, 469744), (88, 459068), (136, 297044), (157, 257312), (172, 234872), (176, 229534), (187, 216032), (272, 148522), (314, 128656), (344, 117436), (352, 114767), (374, 108016), (473, 85408), (544, 74261), (628, 64328), (688, 58718), (731, 55264), (748, 54008), (946, 42704), (1256, 32164), (1376, 29359), (1462, 27632), (1496, 27004), (1727, 23392), (1892, 21352), (2512, 16082), (2669, 15136), (2924, 13816), (2992, 13502), (3454, 11696), (3784, 10676), (5024, 8041), (5338, 7568), (5848, 6908), (5984, 6751)]