40712416

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1$

素因数の和:1211

約数の個数: 48

約数和(自身を含む): 86211216

約数和(自身を除く): 45498800

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 67, 68, 134, 136, 268, 272, 536, 544, 1072, 1117, 1139, 2144, 2234, 2278, 4468, 4556, 8936, 9112, 17872, 18224, 18989, 35744, 36448, 37978, 74839, 75956, 149678, 151912, 299356, 303824, 598712, 607648, 1197424, 1272263, 2394848, 2544526, 5089052, 10178104, 20356208, 40712416]

約数ペア:

[(1, 40712416), (2, 20356208), (4, 10178104), (8, 5089052), (16, 2544526), (17, 2394848), (32, 1272263), (34, 1197424), (67, 607648), (68, 598712), (134, 303824), (136, 299356), (268, 151912), (272, 149678), (536, 75956), (544, 74839), (1072, 37978), (1117, 36448), (1139, 35744), (2144, 18989), (2234, 18224), (2278, 17872), (4468, 9112), (4556, 8936)]