28353940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1248

約数の個数: 48

約数和(自身を含む): 63358848

約数和(自身を除く): 35004908

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1163, 1219, 2326, 2438, 4652, 4876, 5815, 6095, 11630, 12190, 23260, 24380, 26749, 53498, 61639, 106996, 123278, 133745, 246556, 267490, 308195, 534980, 616390, 1232780, 1417697, 2835394, 5670788, 7088485, 14176970, 28353940]

約数ペア:

[(1, 28353940), (2, 14176970), (4, 7088485), (5, 5670788), (10, 2835394), (20, 1417697), (23, 1232780), (46, 616390), (53, 534980), (92, 308195), (106, 267490), (115, 246556), (212, 133745), (230, 123278), (265, 106996), (460, 61639), (530, 53498), (1060, 26749), (1163, 24380), (1219, 23260), (2326, 12190), (2438, 11630), (4652, 6095), (4876, 5815)]