7896620

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 17273088

約数和(自身を除く): 9376468

約数列:

[1, 2, 4, 5, 10, 20, 67, 71, 83, 134, 142, 166, 268, 284, 332, 335, 355, 415, 670, 710, 830, 1340, 1420, 1660, 4757, 5561, 5893, 9514, 11122, 11786, 19028, 22244, 23572, 23785, 27805, 29465, 47570, 55610, 58930, 95140, 111220, 117860, 394831, 789662, 1579324, 1974155, 3948310, 7896620]

約数ペア:

[(1, 7896620), (2, 3948310), (4, 1974155), (5, 1579324), (10, 789662), (20, 394831), (67, 117860), (71, 111220), (83, 95140), (134, 58930), (142, 55610), (166, 47570), (268, 29465), (284, 27805), (332, 23785), (335, 23572), (355, 22244), (415, 19028), (670, 11786), (710, 11122), (830, 9514), (1340, 5893), (1420, 5561), (1660, 4757)]