2544795220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1787}}^1\times {\mathrm{6473}}^1$

素因数の和:8280

約数の個数: 48

約数和(自身を含む): 5834058048

約数和(自身を除く): 3289262828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1787, 3574, 6473, 7148, 8935, 12946, 17870, 19657, 25892, 32365, 35740, 39314, 64730, 71203, 78628, 98285, 129460, 142406, 196570, 284812, 356015, 393140, 712030, 1424060, 11567251, 23134502, 46269004, 57836255, 115672510, 127239761, 231345020, 254479522, 508959044, 636198805, 1272397610, 2544795220]

約数ペア:

[(1, 2544795220), (2, 1272397610), (4, 636198805), (5, 508959044), (10, 254479522), (11, 231345020), (20, 127239761), (22, 115672510), (44, 57836255), (55, 46269004), (110, 23134502), (220, 11567251), (1787, 1424060), (3574, 712030), (6473, 393140), (7148, 356015), (8935, 284812), (12946, 196570), (17870, 142406), (19657, 129460), (25892, 98285), (32365, 78628), (35740, 71203), (39314, 64730)]