201327761620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{1001531}}^1$

素因数の和:1001605

約数の個数: 72

約数和(自身を含む): 465231644640

約数和(自身を除く): 263903883020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 529, 874, 1058, 1748, 2116, 2185, 2645, 4370, 5290, 8740, 10051, 10580, 20102, 40204, 50255, 100510, 201020, 1001531, 2003062, 4006124, 5007655, 10015310, 19029089, 20030620, 23035213, 38058178, 46070426, 76116356, 92140852, 95145445, 115176065, 190290890, 230352130, 380581780, 437669047, 460704260, 529809899, 875338094, 1059619798, 1750676188, 2119239596, 2188345235, 2649049495, 4376690470, 5298098990, 8753380940, 10066388081, 10596197980, 20132776162, 40265552324, 50331940405, 100663880810, 201327761620]

約数ペア:

[(1, 201327761620), (2, 100663880810), (4, 50331940405), (5, 40265552324), (10, 20132776162), (19, 10596197980), (20, 10066388081), (23, 8753380940), (38, 5298098990), (46, 4376690470), (76, 2649049495), (92, 2188345235), (95, 2119239596), (115, 1750676188), (190, 1059619798), (230, 875338094), (380, 529809899), (437, 460704260), (460, 437669047), (529, 380581780), (874, 230352130), (1058, 190290890), (1748, 115176065), (2116, 95145445), (2185, 92140852), (2645, 76116356), (4370, 46070426), (5290, 38058178), (8740, 23035213), (10051, 20030620), (10580, 19029089), (20102, 10015310), (40204, 5007655), (50255, 4006124), (100510, 2003062), (201020, 1001531)]