4219980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1153}}^1$

素因数の和:1226

約数の個数: 48

約数和(自身を含む): 12020064

約数和(自身を除く): 7800084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1153, 1220, 1830, 2306, 3459, 3660, 4612, 5765, 6918, 11530, 13836, 17295, 23060, 34590, 69180, 70333, 140666, 210999, 281332, 351665, 421998, 703330, 843996, 1054995, 1406660, 2109990, 4219980]

約数ペア:

[(1, 4219980), (2, 2109990), (3, 1406660), (4, 1054995), (5, 843996), (6, 703330), (10, 421998), (12, 351665), (15, 281332), (20, 210999), (30, 140666), (60, 70333), (61, 69180), (122, 34590), (183, 23060), (244, 17295), (305, 13836), (366, 11530), (610, 6918), (732, 5765), (915, 4612), (1153, 3660), (1220, 3459), (1830, 2306)]