240183440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{428899}}^1$

素因数の和:428919

約数の個数: 40

約数和(自身を含む): 638203200

約数和(自身を除く): 398019760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 428899, 857798, 1715596, 2144495, 3002293, 3431192, 4288990, 6004586, 6862384, 8577980, 12009172, 15011465, 17155960, 24018344, 30022930, 34311920, 48036688, 60045860, 120091720, 240183440]

約数ペア:

[(1, 240183440), (2, 120091720), (4, 60045860), (5, 48036688), (7, 34311920), (8, 30022930), (10, 24018344), (14, 17155960), (16, 15011465), (20, 12009172), (28, 8577980), (35, 6862384), (40, 6004586), (56, 4288990), (70, 3431192), (80, 3002293), (112, 2144495), (140, 1715596), (280, 857798), (560, 428899)]