1520287580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{472139}}^1$

素因数の和:472178

約数の個数: 48

約数和(自身を含む): 3807336960

約数和(自身を除く): 2287049380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 472139, 944278, 1888556, 2360695, 3304973, 4721390, 6609946, 9442780, 10859197, 13219892, 16524865, 21718394, 33049730, 43436788, 54295985, 66099460, 76014379, 108591970, 152028758, 217183940, 304057516, 380071895, 760143790, 1520287580]

約数ペア:

[(1, 1520287580), (2, 760143790), (4, 380071895), (5, 304057516), (7, 217183940), (10, 152028758), (14, 108591970), (20, 76014379), (23, 66099460), (28, 54295985), (35, 43436788), (46, 33049730), (70, 21718394), (92, 16524865), (115, 13219892), (140, 10859197), (161, 9442780), (230, 6609946), (322, 4721390), (460, 3304973), (644, 2360695), (805, 1888556), (1610, 944278), (3220, 472139)]