4436692720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{20101}}^1$

素因数の和:20234

約数の個数: 80

約数和(自身を含む): 10768239360

約数和(自身を除く): 6331546640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1780, 2480, 2759, 3560, 5518, 7120, 11036, 13795, 20101, 22072, 27590, 40202, 44144, 55180, 80404, 100505, 110360, 160808, 201010, 220720, 321616, 402020, 623131, 804040, 1246262, 1608080, 1788989, 2492524, 3115655, 3577978, 4985048, 6231310, 7155956, 8944945, 9970096, 12462620, 14311912, 17889890, 24925240, 28623824, 35779780, 49850480, 55458659, 71559560, 110917318, 143119120, 221834636, 277293295, 443669272, 554586590, 887338544, 1109173180, 2218346360, 4436692720]

約数ペア:

[(1, 4436692720), (2, 2218346360), (4, 1109173180), (5, 887338544), (8, 554586590), (10, 443669272), (16, 277293295), (20, 221834636), (31, 143119120), (40, 110917318), (62, 71559560), (80, 55458659), (89, 49850480), (124, 35779780), (155, 28623824), (178, 24925240), (248, 17889890), (310, 14311912), (356, 12462620), (445, 9970096), (496, 8944945), (620, 7155956), (712, 6231310), (890, 4985048), (1240, 3577978), (1424, 3115655), (1780, 2492524), (2480, 1788989), (2759, 1608080), (3560, 1246262), (5518, 804040), (7120, 623131), (11036, 402020), (13795, 321616), (20101, 220720), (22072, 201010), (27590, 160808), (40202, 110360), (44144, 100505), (55180, 80404)]