12915770740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1187}}^1\times {\mathrm{32003}}^1$

素因数の和:33216

約数の個数: 48

約数和(自身を含む): 28743688512

約数和(自身を除く): 15827917772

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1187, 2374, 4748, 5935, 11870, 20179, 23740, 32003, 40358, 64006, 80716, 100895, 128012, 160015, 201790, 320030, 403580, 544051, 640060, 1088102, 2176204, 2720255, 5440510, 10881020, 37987561, 75975122, 151950244, 189937805, 379875610, 645788537, 759751220, 1291577074, 2583154148, 3228942685, 6457885370, 12915770740]

約数ペア:

[(1, 12915770740), (2, 6457885370), (4, 3228942685), (5, 2583154148), (10, 1291577074), (17, 759751220), (20, 645788537), (34, 379875610), (68, 189937805), (85, 151950244), (170, 75975122), (340, 37987561), (1187, 10881020), (2374, 5440510), (4748, 2720255), (5935, 2176204), (11870, 1088102), (20179, 640060), (23740, 544051), (32003, 403580), (40358, 320030), (64006, 201790), (80716, 160015), (100895, 128012)]