548414020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{356113}}^1$

素因数の和:356140

約数の個数: 48

約数和(自身を含む): 1435851648

約数和(自身を除く): 887437628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 356113, 712226, 1424452, 1780565, 2492791, 3561130, 3917243, 4985582, 7122260, 7834486, 9971164, 12463955, 15668972, 19586215, 24927910, 27420701, 39172430, 49855820, 54841402, 78344860, 109682804, 137103505, 274207010, 548414020]

約数ペア:

[(1, 548414020), (2, 274207010), (4, 137103505), (5, 109682804), (7, 78344860), (10, 54841402), (11, 49855820), (14, 39172430), (20, 27420701), (22, 24927910), (28, 19586215), (35, 15668972), (44, 12463955), (55, 9971164), (70, 7834486), (77, 7122260), (110, 4985582), (140, 3917243), (154, 3561130), (220, 2492791), (308, 1780565), (385, 1424452), (770, 712226), (1540, 356113)]