28101630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 71124480

約数和(自身を除く): 43022850

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 139, 230, 278, 293, 345, 417, 586, 690, 695, 834, 879, 1390, 1465, 1758, 2085, 2930, 3197, 4170, 4395, 6394, 6739, 8790, 9591, 13478, 15985, 19182, 20217, 31970, 33695, 40434, 40727, 47955, 67390, 81454, 95910, 101085, 122181, 202170, 203635, 244362, 407270, 610905, 936721, 1221810, 1873442, 2810163, 4683605, 5620326, 9367210, 14050815, 28101630]

約数ペア:

[(1, 28101630), (2, 14050815), (3, 9367210), (5, 5620326), (6, 4683605), (10, 2810163), (15, 1873442), (23, 1221810), (30, 936721), (46, 610905), (69, 407270), (115, 244362), (138, 203635), (139, 202170), (230, 122181), (278, 101085), (293, 95910), (345, 81454), (417, 67390), (586, 47955), (690, 40727), (695, 40434), (834, 33695), (879, 31970), (1390, 20217), (1465, 19182), (1758, 15985), (2085, 13478), (2930, 9591), (3197, 8790), (4170, 6739), (4395, 6394)]