38943440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 95993856

約数和(自身を除く): 57050416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 383, 410, 496, 620, 656, 766, 820, 1240, 1271, 1532, 1640, 1915, 2480, 2542, 3064, 3280, 3830, 5084, 6128, 6355, 7660, 10168, 11873, 12710, 15320, 15703, 20336, 23746, 25420, 30640, 31406, 47492, 50840, 59365, 62812, 78515, 94984, 101680, 118730, 125624, 157030, 189968, 237460, 251248, 314060, 474920, 486793, 628120, 949840, 973586, 1256240, 1947172, 2433965, 3894344, 4867930, 7788688, 9735860, 19471720, 38943440]

約数ペア:

[(1, 38943440), (2, 19471720), (4, 9735860), (5, 7788688), (8, 4867930), (10, 3894344), (16, 2433965), (20, 1947172), (31, 1256240), (40, 973586), (41, 949840), (62, 628120), (80, 486793), (82, 474920), (124, 314060), (155, 251248), (164, 237460), (205, 189968), (248, 157030), (310, 125624), (328, 118730), (383, 101680), (410, 94984), (496, 78515), (620, 62812), (656, 59365), (766, 50840), (820, 47492), (1240, 31406), (1271, 30640), (1532, 25420), (1640, 23746), (1915, 20336), (2480, 15703), (2542, 15320), (3064, 12710), (3280, 11873), (3830, 10168), (5084, 7660), (6128, 6355)]