39175760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 99160320

約数和(自身を除く): 59984560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 139, 208, 260, 271, 278, 520, 542, 556, 695, 1040, 1084, 1112, 1355, 1390, 1807, 2168, 2224, 2710, 2780, 3523, 3614, 4336, 5420, 5560, 7046, 7228, 9035, 10840, 11120, 14092, 14456, 17615, 18070, 21680, 28184, 28912, 35230, 36140, 37669, 56368, 70460, 72280, 75338, 140920, 144560, 150676, 188345, 281840, 301352, 376690, 489697, 602704, 753380, 979394, 1506760, 1958788, 2448485, 3013520, 3917576, 4896970, 7835152, 9793940, 19587880, 39175760]

約数ペア:

[(1, 39175760), (2, 19587880), (4, 9793940), (5, 7835152), (8, 4896970), (10, 3917576), (13, 3013520), (16, 2448485), (20, 1958788), (26, 1506760), (40, 979394), (52, 753380), (65, 602704), (80, 489697), (104, 376690), (130, 301352), (139, 281840), (208, 188345), (260, 150676), (271, 144560), (278, 140920), (520, 75338), (542, 72280), (556, 70460), (695, 56368), (1040, 37669), (1084, 36140), (1112, 35230), (1355, 28912), (1390, 28184), (1807, 21680), (2168, 18070), (2224, 17615), (2710, 14456), (2780, 14092), (3523, 11120), (3614, 10840), (4336, 9035), (5420, 7228), (5560, 7046)]