1330603720

素因数分解:

$2^3\times 5^1\times {\mathrm{2393}}^1\times {\mathrm{13901}}^1$

素因数の和:16305

約数の個数: 32

約数和(自身を含む): 2995324920

約数和(自身を除く): 1664721200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2393, 4786, 9572, 11965, 13901, 19144, 23930, 27802, 47860, 55604, 69505, 95720, 111208, 139010, 278020, 556040, 33265093, 66530186, 133060372, 166325465, 266120744, 332650930, 665301860, 1330603720]

約数ペア:

[(1, 1330603720), (2, 665301860), (4, 332650930), (5, 266120744), (8, 166325465), (10, 133060372), (20, 66530186), (40, 33265093), (2393, 556040), (4786, 278020), (9572, 139010), (11965, 111208), (13901, 95720), (19144, 69505), (23930, 55604), (27802, 47860)]