13640809720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1\times {\mathrm{9221}}^1$

素因数の和:10456

約数の個数: 64

約数和(自身を含む): 31711875840

約数和(自身を除く): 18071066120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1193, 1240, 2386, 4772, 5965, 9221, 9544, 11930, 18442, 23860, 36884, 36983, 46105, 47720, 73768, 73966, 92210, 147932, 184420, 184915, 285851, 295864, 368840, 369830, 571702, 739660, 1143404, 1429255, 1479320, 2286808, 2858510, 5717020, 11000653, 11434040, 22001306, 44002612, 55003265, 88005224, 110006530, 220013060, 341020243, 440026120, 682040486, 1364080972, 1705101215, 2728161944, 3410202430, 6820404860, 13640809720]

約数ペア:

[(1, 13640809720), (2, 6820404860), (4, 3410202430), (5, 2728161944), (8, 1705101215), (10, 1364080972), (20, 682040486), (31, 440026120), (40, 341020243), (62, 220013060), (124, 110006530), (155, 88005224), (248, 55003265), (310, 44002612), (620, 22001306), (1193, 11434040), (1240, 11000653), (2386, 5717020), (4772, 2858510), (5965, 2286808), (9221, 1479320), (9544, 1429255), (11930, 1143404), (18442, 739660), (23860, 571702), (36884, 369830), (36983, 368840), (46105, 295864), (47720, 285851), (73768, 184915), (73966, 184420), (92210, 147932)]