40939264

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 90508320

約数和(自身を除く): 49569056

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 128, 136, 184, 256, 272, 368, 391, 409, 544, 736, 782, 818, 1088, 1472, 1564, 1636, 2176, 2944, 3128, 3272, 4352, 5888, 6256, 6544, 6953, 9407, 12512, 13088, 13906, 18814, 25024, 26176, 27812, 37628, 50048, 52352, 55624, 75256, 100096, 104704, 111248, 150512, 159919, 222496, 301024, 319838, 444992, 602048, 639676, 889984, 1204096, 1279352, 1779968, 2408192, 2558704, 5117408, 10234816, 20469632, 40939264]

約数ペア:

[(1, 40939264), (2, 20469632), (4, 10234816), (8, 5117408), (16, 2558704), (17, 2408192), (23, 1779968), (32, 1279352), (34, 1204096), (46, 889984), (64, 639676), (68, 602048), (92, 444992), (128, 319838), (136, 301024), (184, 222496), (256, 159919), (272, 150512), (368, 111248), (391, 104704), (409, 100096), (544, 75256), (736, 55624), (782, 52352), (818, 50048), (1088, 37628), (1472, 27812), (1564, 26176), (1636, 25024), (2176, 18814), (2944, 13906), (3128, 13088), (3272, 12512), (4352, 9407), (5888, 6953), (6256, 6544)]