4947990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 12690432

約数和(自身を除く): 7742442

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 71, 101, 115, 138, 142, 202, 213, 230, 303, 345, 355, 426, 505, 606, 690, 710, 1010, 1065, 1515, 1633, 2130, 2323, 3030, 3266, 4646, 4899, 6969, 7171, 8165, 9798, 11615, 13938, 14342, 16330, 21513, 23230, 24495, 34845, 35855, 43026, 48990, 69690, 71710, 107565, 164933, 215130, 329866, 494799, 824665, 989598, 1649330, 2473995, 4947990]

約数ペア:

[(1, 4947990), (2, 2473995), (3, 1649330), (5, 989598), (6, 824665), (10, 494799), (15, 329866), (23, 215130), (30, 164933), (46, 107565), (69, 71710), (71, 69690), (101, 48990), (115, 43026), (138, 35855), (142, 34845), (202, 24495), (213, 23230), (230, 21513), (303, 16330), (345, 14342), (355, 13938), (426, 11615), (505, 9798), (606, 8165), (690, 7171), (710, 6969), (1010, 4899), (1065, 4646), (1515, 3266), (1633, 3030), (2130, 2323)]