38819440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1478

約数の個数: 80

約数和(自身を含む): 101707776

約数和(自身を除く): 62888336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1423, 1705, 2480, 2728, 2846, 3410, 5456, 5692, 6820, 7115, 11384, 13640, 14230, 15653, 22768, 27280, 28460, 31306, 44113, 56920, 62612, 78265, 88226, 113840, 125224, 156530, 176452, 220565, 250448, 313060, 352904, 441130, 485243, 626120, 705808, 882260, 970486, 1252240, 1764520, 1940972, 2426215, 3529040, 3881944, 4852430, 7763888, 9704860, 19409720, 38819440]

約数ペア:

[(1, 38819440), (2, 19409720), (4, 9704860), (5, 7763888), (8, 4852430), (10, 3881944), (11, 3529040), (16, 2426215), (20, 1940972), (22, 1764520), (31, 1252240), (40, 970486), (44, 882260), (55, 705808), (62, 626120), (80, 485243), (88, 441130), (110, 352904), (124, 313060), (155, 250448), (176, 220565), (220, 176452), (248, 156530), (310, 125224), (341, 113840), (440, 88226), (496, 78265), (620, 62612), (682, 56920), (880, 44113), (1240, 31306), (1364, 28460), (1423, 27280), (1705, 22768), (2480, 15653), (2728, 14230), (2846, 13640), (3410, 11384), (5456, 7115), (5692, 6820)]