3943780451990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{93701}}^1$

素因数の和:93966

約数の個数: 96

約数和(自身を含む): 7634186794080

約数和(自身を除く): 3690406342090

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 131, 178, 190, 262, 361, 445, 655, 722, 890, 1310, 1691, 1805, 2489, 3382, 3610, 4978, 8455, 11659, 12445, 16910, 23318, 24890, 32129, 47291, 58295, 64258, 93701, 94582, 116590, 160645, 187402, 221521, 236455, 321290, 443042, 468505, 472910, 937010, 1107605, 1780319, 2215210, 3560638, 4208899, 8339389, 8417798, 8901595, 12274831, 16678778, 17803190, 21044495, 24549662, 33826061, 41696945, 42088990, 61374155, 67652122, 83393890, 122748310, 158448391, 169130305, 233221789, 316896782, 338260610, 466443578, 792241955, 1092459959, 1166108945, 1584483910, 2184919918, 2332217890, 3010519429, 4431213991, 5462299795, 6021038858, 8862427982, 10924599590, 15052597145, 20756739221, 22156069955, 30105194290, 41513478442, 44312139910, 103783696105, 207567392210, 394378045199, 788756090398, 1971890225995, 3943780451990]

約数ペア:

[(1, 3943780451990), (2, 1971890225995), (5, 788756090398), (10, 394378045199), (19, 207567392210), (38, 103783696105), (89, 44312139910), (95, 41513478442), (131, 30105194290), (178, 22156069955), (190, 20756739221), (262, 15052597145), (361, 10924599590), (445, 8862427982), (655, 6021038858), (722, 5462299795), (890, 4431213991), (1310, 3010519429), (1691, 2332217890), (1805, 2184919918), (2489, 1584483910), (3382, 1166108945), (3610, 1092459959), (4978, 792241955), (8455, 466443578), (11659, 338260610), (12445, 316896782), (16910, 233221789), (23318, 169130305), (24890, 158448391), (32129, 122748310), (47291, 83393890), (58295, 67652122), (64258, 61374155), (93701, 42088990), (94582, 41696945), (116590, 33826061), (160645, 24549662), (187402, 21044495), (221521, 17803190), (236455, 16678778), (321290, 12274831), (443042, 8901595), (468505, 8417798), (472910, 8339389), (937010, 4208899), (1107605, 3560638), (1780319, 2215210)]