19630320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:590

約数の個数: 80

約数和(自身を含む): 61281792

約数和(自身を除く): 41651472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 311, 526, 622, 789, 933, 1052, 1244, 1315, 1555, 1578, 1866, 2104, 2488, 2630, 3110, 3156, 3732, 3945, 4208, 4665, 4976, 5260, 6220, 6312, 7464, 7890, 9330, 10520, 12440, 12624, 14928, 15780, 18660, 21040, 24880, 31560, 37320, 63120, 74640, 81793, 163586, 245379, 327172, 408965, 490758, 654344, 817930, 981516, 1226895, 1308688, 1635860, 1963032, 2453790, 3271720, 3926064, 4907580, 6543440, 9815160, 19630320]

約数ペア:

[(1, 19630320), (2, 9815160), (3, 6543440), (4, 4907580), (5, 3926064), (6, 3271720), (8, 2453790), (10, 1963032), (12, 1635860), (15, 1308688), (16, 1226895), (20, 981516), (24, 817930), (30, 654344), (40, 490758), (48, 408965), (60, 327172), (80, 245379), (120, 163586), (240, 81793), (263, 74640), (311, 63120), (526, 37320), (622, 31560), (789, 24880), (933, 21040), (1052, 18660), (1244, 15780), (1315, 14928), (1555, 12624), (1578, 12440), (1866, 10520), (2104, 9330), (2488, 7890), (2630, 7464), (3110, 6312), (3156, 6220), (3732, 5260), (3945, 4976), (4208, 4665)]