2000608460

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1\times {\mathrm{2027}}^1$

素因数の和:2906

約数の個数: 48

約数和(自身を含む): 4277538720

約数和(自身を除く): 2276930260

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 809, 1220, 1618, 2027, 3236, 4045, 4054, 8090, 8108, 10135, 16180, 20270, 40540, 49349, 98698, 123647, 197396, 246745, 247294, 493490, 494588, 618235, 986980, 1236470, 1639843, 2472940, 3279686, 6559372, 8199215, 16398430, 32796860, 100030423, 200060846, 400121692, 500152115, 1000304230, 2000608460]

約数ペア:

[(1, 2000608460), (2, 1000304230), (4, 500152115), (5, 400121692), (10, 200060846), (20, 100030423), (61, 32796860), (122, 16398430), (244, 8199215), (305, 6559372), (610, 3279686), (809, 2472940), (1220, 1639843), (1618, 1236470), (2027, 986980), (3236, 618235), (4045, 494588), (4054, 493490), (8090, 247294), (8108, 246745), (10135, 197396), (16180, 123647), (20270, 98698), (40540, 49349)]