12943120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 32997888

約数和(自身を除く): 20054768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 307, 310, 340, 496, 527, 614, 620, 680, 1054, 1228, 1240, 1360, 1535, 2108, 2456, 2480, 2635, 3070, 4216, 4912, 5219, 5270, 6140, 8432, 9517, 10438, 10540, 12280, 19034, 20876, 21080, 24560, 26095, 38068, 41752, 42160, 47585, 52190, 76136, 83504, 95170, 104380, 152272, 161789, 190340, 208760, 323578, 380680, 417520, 647156, 761360, 808945, 1294312, 1617890, 2588624, 3235780, 6471560, 12943120]

約数ペア:

[(1, 12943120), (2, 6471560), (4, 3235780), (5, 2588624), (8, 1617890), (10, 1294312), (16, 808945), (17, 761360), (20, 647156), (31, 417520), (34, 380680), (40, 323578), (62, 208760), (68, 190340), (80, 161789), (85, 152272), (124, 104380), (136, 95170), (155, 83504), (170, 76136), (248, 52190), (272, 47585), (307, 42160), (310, 41752), (340, 38068), (496, 26095), (527, 24560), (614, 21080), (620, 20876), (680, 19034), (1054, 12280), (1228, 10540), (1240, 10438), (1360, 9517), (1535, 8432), (2108, 6140), (2456, 5270), (2480, 5219), (2635, 4912), (3070, 4216)]