20002170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 50440320

約数和(自身を除く): 30438150

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 83, 87, 145, 166, 174, 249, 277, 290, 415, 435, 498, 554, 830, 831, 870, 1245, 1385, 1662, 2407, 2490, 2770, 4155, 4814, 7221, 8033, 8310, 12035, 14442, 16066, 22991, 24070, 24099, 36105, 40165, 45982, 48198, 68973, 72210, 80330, 114955, 120495, 137946, 229910, 240990, 344865, 666739, 689730, 1333478, 2000217, 3333695, 4000434, 6667390, 10001085, 20002170]

約数ペア:

[(1, 20002170), (2, 10001085), (3, 6667390), (5, 4000434), (6, 3333695), (10, 2000217), (15, 1333478), (29, 689730), (30, 666739), (58, 344865), (83, 240990), (87, 229910), (145, 137946), (166, 120495), (174, 114955), (249, 80330), (277, 72210), (290, 68973), (415, 48198), (435, 45982), (498, 40165), (554, 36105), (830, 24099), (831, 24070), (870, 22991), (1245, 16066), (1385, 14442), (1662, 12035), (2407, 8310), (2490, 8033), (2770, 7221), (4155, 4814)]