389529126940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2633}}^1\times {\mathrm{255071}}^1$

素因数の和:257742

約数の個数: 48

約数和(自身を含む): 846543156480

約数和(自身を除く): 457014029540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 2633, 5266, 10532, 13165, 26330, 52660, 76357, 152714, 255071, 305428, 381785, 510142, 763570, 1020284, 1275355, 1527140, 2550710, 5101420, 7397059, 14794118, 29588236, 36985295, 73970590, 147941180, 671601943, 1343203886, 2686407772, 3358009715, 6716019430, 13432038860, 19476456347, 38952912694, 77905825388, 97382281735, 194764563470, 389529126940]

約数ペア:

[(1, 389529126940), (2, 194764563470), (4, 97382281735), (5, 77905825388), (10, 38952912694), (20, 19476456347), (29, 13432038860), (58, 6716019430), (116, 3358009715), (145, 2686407772), (290, 1343203886), (580, 671601943), (2633, 147941180), (5266, 73970590), (10532, 36985295), (13165, 29588236), (26330, 14794118), (52660, 7397059), (76357, 5101420), (152714, 2550710), (255071, 1527140), (305428, 1275355), (381785, 1020284), (510142, 763570)]