444080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:94

約数の個数: 80

約数和(自身を含む): 1291584

約数和(自身を除く): 847504

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 182, 208, 244, 260, 280, 305, 364, 427, 455, 488, 520, 560, 610, 728, 793, 854, 910, 976, 1040, 1220, 1456, 1586, 1708, 1820, 2135, 2440, 3172, 3416, 3640, 3965, 4270, 4880, 5551, 6344, 6832, 7280, 7930, 8540, 11102, 12688, 15860, 17080, 22204, 27755, 31720, 34160, 44408, 55510, 63440, 88816, 111020, 222040, 444080]

約数ペア:

[(1, 444080), (2, 222040), (4, 111020), (5, 88816), (7, 63440), (8, 55510), (10, 44408), (13, 34160), (14, 31720), (16, 27755), (20, 22204), (26, 17080), (28, 15860), (35, 12688), (40, 11102), (52, 8540), (56, 7930), (61, 7280), (65, 6832), (70, 6344), (80, 5551), (91, 4880), (104, 4270), (112, 3965), (122, 3640), (130, 3416), (140, 3172), (182, 2440), (208, 2135), (244, 1820), (260, 1708), (280, 1586), (305, 1456), (364, 1220), (427, 1040), (455, 976), (488, 910), (520, 854), (560, 793), (610, 728)]