120996940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2137}}^1$

素因数の和:2314

約数の個数: 48

約数和(自身を含む): 269388000

約数和(自身を除く): 148391060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 149, 190, 298, 380, 596, 745, 1490, 2137, 2831, 2980, 4274, 5662, 8548, 10685, 11324, 14155, 21370, 28310, 40603, 42740, 56620, 81206, 162412, 203015, 318413, 406030, 636826, 812060, 1273652, 1592065, 3184130, 6049847, 6368260, 12099694, 24199388, 30249235, 60498470, 120996940]

約数ペア:

[(1, 120996940), (2, 60498470), (4, 30249235), (5, 24199388), (10, 12099694), (19, 6368260), (20, 6049847), (38, 3184130), (76, 1592065), (95, 1273652), (149, 812060), (190, 636826), (298, 406030), (380, 318413), (596, 203015), (745, 162412), (1490, 81206), (2137, 56620), (2831, 42740), (2980, 40603), (4274, 28310), (5662, 21370), (8548, 14155), (10685, 11324)]