420378972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{86927}}^1$

素因数の和:86978

約数の個数: 48

約数和(自身を含む): 1090424832

約数和(自身を除く): 670045860

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 86927, 173854, 260781, 347708, 521562, 1043124, 1130051, 2260102, 2694737, 3390153, 4520204, 5389474, 6780306, 8084211, 10778948, 13560612, 16168422, 32336844, 35031581, 70063162, 105094743, 140126324, 210189486, 420378972]

約数ペア:

[(1, 420378972), (2, 210189486), (3, 140126324), (4, 105094743), (6, 70063162), (12, 35031581), (13, 32336844), (26, 16168422), (31, 13560612), (39, 10778948), (52, 8084211), (62, 6780306), (78, 5389474), (93, 4520204), (124, 3390153), (156, 2694737), (186, 2260102), (372, 1130051), (403, 1043124), (806, 521562), (1209, 347708), (1612, 260781), (2418, 173854), (4836, 86927)]