1379427990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1399}}^1\times {\mathrm{1429}}^1$

素因数の和:2861

約数の個数: 64

約数和(自身を含む): 3459456000

約数和(自身を除く): 2080028010

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 1399, 1429, 2798, 2858, 4197, 4287, 6995, 7145, 8394, 8574, 13990, 14290, 20985, 21435, 32177, 32867, 41970, 42870, 64354, 65734, 96531, 98601, 160885, 164335, 193062, 197202, 321770, 328670, 482655, 493005, 965310, 986010, 1999171, 3998342, 5997513, 9995855, 11995026, 19991710, 29987565, 45980933, 59975130, 91961866, 137942799, 229904665, 275885598, 459809330, 689713995, 1379427990]

約数ペア:

[(1, 1379427990), (2, 689713995), (3, 459809330), (5, 275885598), (6, 229904665), (10, 137942799), (15, 91961866), (23, 59975130), (30, 45980933), (46, 29987565), (69, 19991710), (115, 11995026), (138, 9995855), (230, 5997513), (345, 3998342), (690, 1999171), (1399, 986010), (1429, 965310), (2798, 493005), (2858, 482655), (4197, 328670), (4287, 321770), (6995, 197202), (7145, 193062), (8394, 164335), (8574, 160885), (13990, 98601), (14290, 96531), (20985, 65734), (21435, 64354), (32177, 42870), (32867, 41970)]