4099980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2971}}^1$

素因数の和:3006

約数の個数: 48

約数和(自身を含む): 11983104

約数和(自身を除く): 7883124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 2971, 5942, 8913, 11884, 14855, 17826, 29710, 35652, 44565, 59420, 68333, 89130, 136666, 178260, 204999, 273332, 341665, 409998, 683330, 819996, 1024995, 1366660, 2049990, 4099980]

約数ペア:

[(1, 4099980), (2, 2049990), (3, 1366660), (4, 1024995), (5, 819996), (6, 683330), (10, 409998), (12, 341665), (15, 273332), (20, 204999), (23, 178260), (30, 136666), (46, 89130), (60, 68333), (69, 59420), (92, 44565), (115, 35652), (138, 29710), (230, 17826), (276, 14855), (345, 11884), (460, 8913), (690, 5942), (1380, 2971)]