29508520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1018

約数の個数: 64

約数和(自身を含む): 71668800

約数和(自身を除く): 42160280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 947, 1558, 1640, 1894, 3116, 3788, 3895, 4735, 6232, 7576, 7790, 9470, 15580, 17993, 18940, 31160, 35986, 37880, 38827, 71972, 77654, 89965, 143944, 155308, 179930, 194135, 310616, 359860, 388270, 719720, 737713, 776540, 1475426, 1553080, 2950852, 3688565, 5901704, 7377130, 14754260, 29508520]

約数ペア:

[(1, 29508520), (2, 14754260), (4, 7377130), (5, 5901704), (8, 3688565), (10, 2950852), (19, 1553080), (20, 1475426), (38, 776540), (40, 737713), (41, 719720), (76, 388270), (82, 359860), (95, 310616), (152, 194135), (164, 179930), (190, 155308), (205, 143944), (328, 89965), (380, 77654), (410, 71972), (760, 38827), (779, 37880), (820, 35986), (947, 31160), (1558, 18940), (1640, 17993), (1894, 15580), (3116, 9470), (3788, 7790), (3895, 7576), (4735, 6232)]