77481940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{941}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 170916480

約数和(自身を除く): 93434540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 179, 230, 358, 460, 716, 895, 941, 1790, 1882, 3580, 3764, 4117, 4705, 8234, 9410, 16468, 18820, 20585, 21643, 41170, 43286, 82340, 86572, 108215, 168439, 216430, 336878, 432860, 673756, 842195, 1684390, 3368780, 3874097, 7748194, 15496388, 19370485, 38740970, 77481940]

約数ペア:

[(1, 77481940), (2, 38740970), (4, 19370485), (5, 15496388), (10, 7748194), (20, 3874097), (23, 3368780), (46, 1684390), (92, 842195), (115, 673756), (179, 432860), (230, 336878), (358, 216430), (460, 168439), (716, 108215), (895, 86572), (941, 82340), (1790, 43286), (1882, 41170), (3580, 21643), (3764, 20585), (4117, 18820), (4705, 16468), (8234, 9410)]