19677507860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{5261}}^1$

素因数の和:5513

約数の個数: 96

約数和(自身を含む): 44299809792

約数和(自身を除く): 24622301932

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 173, 188, 230, 235, 346, 460, 470, 692, 865, 940, 1081, 1730, 2162, 3460, 3979, 4324, 5261, 5405, 7958, 8131, 10522, 10810, 15916, 16262, 19895, 21044, 21620, 26305, 32524, 39790, 40655, 52610, 79580, 81310, 105220, 121003, 162620, 187013, 242006, 247267, 374026, 484012, 494534, 605015, 748052, 910153, 935065, 989068, 1210030, 1236335, 1820306, 1870130, 2420060, 2472670, 3640612, 3740260, 4550765, 4945340, 5687141, 9101530, 11374282, 18203060, 20933519, 22748564, 28435705, 41867038, 42777191, 56871410, 83734076, 85554382, 104667595, 113742820, 171108764, 209335190, 213885955, 418670380, 427771910, 855543820, 983875393, 1967750786, 3935501572, 4919376965, 9838753930, 19677507860]

約数ペア:

[(1, 19677507860), (2, 9838753930), (4, 4919376965), (5, 3935501572), (10, 1967750786), (20, 983875393), (23, 855543820), (46, 427771910), (47, 418670380), (92, 213885955), (94, 209335190), (115, 171108764), (173, 113742820), (188, 104667595), (230, 85554382), (235, 83734076), (346, 56871410), (460, 42777191), (470, 41867038), (692, 28435705), (865, 22748564), (940, 20933519), (1081, 18203060), (1730, 11374282), (2162, 9101530), (3460, 5687141), (3979, 4945340), (4324, 4550765), (5261, 3740260), (5405, 3640612), (7958, 2472670), (8131, 2420060), (10522, 1870130), (10810, 1820306), (15916, 1236335), (16262, 1210030), (19895, 989068), (21044, 935065), (21620, 910153), (26305, 748052), (32524, 605015), (39790, 494534), (40655, 484012), (52610, 374026), (79580, 247267), (81310, 242006), (105220, 187013), (121003, 162620)]