12977852060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1987}}^1\times {\mathrm{11261}}^1$

素因数の和:13286

約数の個数: 48

約数和(自身を含む): 28209958560

約数和(自身を除く): 15232106500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1987, 3974, 7948, 9935, 11261, 19870, 22522, 39740, 45044, 56305, 57623, 112610, 115246, 225220, 230492, 288115, 326569, 576230, 653138, 1152460, 1306276, 1632845, 3265690, 6531380, 22375607, 44751214, 89502428, 111878035, 223756070, 447512140, 648892603, 1297785206, 2595570412, 3244463015, 6488926030, 12977852060]

約数ペア:

[(1, 12977852060), (2, 6488926030), (4, 3244463015), (5, 2595570412), (10, 1297785206), (20, 648892603), (29, 447512140), (58, 223756070), (116, 111878035), (145, 89502428), (290, 44751214), (580, 22375607), (1987, 6531380), (3974, 3265690), (7948, 1632845), (9935, 1306276), (11261, 1152460), (19870, 653138), (22522, 576230), (39740, 326569), (45044, 288115), (56305, 230492), (57623, 225220), (112610, 115246)]