4865276420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{9491}}^1$

素因数の和:9609

約数の個数: 72

約数和(自身を含む): 10936150848

約数和(自身を除く): 6070874428

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 361, 380, 710, 722, 1349, 1420, 1444, 1805, 2698, 3610, 5396, 6745, 7220, 9491, 13490, 18982, 25631, 26980, 37964, 47455, 51262, 94910, 102524, 128155, 180329, 189820, 256310, 360658, 512620, 673861, 721316, 901645, 1347722, 1803290, 2695444, 3369305, 3426251, 3606580, 6738610, 6852502, 12803359, 13477220, 13705004, 17131255, 25606718, 34262510, 51213436, 64016795, 68525020, 128033590, 243263821, 256067180, 486527642, 973055284, 1216319105, 2432638210, 4865276420]

約数ペア:

[(1, 4865276420), (2, 2432638210), (4, 1216319105), (5, 973055284), (10, 486527642), (19, 256067180), (20, 243263821), (38, 128033590), (71, 68525020), (76, 64016795), (95, 51213436), (142, 34262510), (190, 25606718), (284, 17131255), (355, 13705004), (361, 13477220), (380, 12803359), (710, 6852502), (722, 6738610), (1349, 3606580), (1420, 3426251), (1444, 3369305), (1805, 2695444), (2698, 1803290), (3610, 1347722), (5396, 901645), (6745, 721316), (7220, 673861), (9491, 512620), (13490, 360658), (18982, 256310), (25631, 189820), (26980, 180329), (37964, 128155), (47455, 102524), (51262, 94910)]