98420240

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2417}}^1$

素因数の和:2939

約数の個数: 40

約数和(自身を含む): 229371480

約数和(自身を除く): 130951240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 2036, 2417, 2545, 4072, 4834, 5090, 8144, 9668, 10180, 12085, 19336, 20360, 24170, 38672, 40720, 48340, 96680, 193360, 1230253, 2460506, 4921012, 6151265, 9842024, 12302530, 19684048, 24605060, 49210120, 98420240]

約数ペア:

[(1, 98420240), (2, 49210120), (4, 24605060), (5, 19684048), (8, 12302530), (10, 9842024), (16, 6151265), (20, 4921012), (40, 2460506), (80, 1230253), (509, 193360), (1018, 96680), (2036, 48340), (2417, 40720), (2545, 38672), (4072, 24170), (4834, 20360), (5090, 19336), (8144, 12085), (9668, 10180)]