20804910710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1\times {\mathrm{467}}^1$

素因数の和:1101

約数の個数: 64

約数和(自身を含む): 38440396800

約数和(自身を除く): 17635486090

約数列:

[1, 2, 5, 10, 61, 122, 199, 305, 367, 398, 467, 610, 734, 934, 995, 1835, 1990, 2335, 3670, 4670, 12139, 22387, 24278, 28487, 44774, 56974, 60695, 73033, 92933, 111935, 121390, 142435, 146066, 171389, 185866, 223870, 284870, 342778, 365165, 464665, 730330, 856945, 929330, 1713890, 4455013, 5668913, 8910026, 10454729, 11337826, 20909458, 22275065, 28344565, 34106411, 44550130, 52273645, 56689130, 68212822, 104547290, 170532055, 341064110, 2080491071, 4160982142, 10402455355, 20804910710]

約数ペア:

[(1, 20804910710), (2, 10402455355), (5, 4160982142), (10, 2080491071), (61, 341064110), (122, 170532055), (199, 104547290), (305, 68212822), (367, 56689130), (398, 52273645), (467, 44550130), (610, 34106411), (734, 28344565), (934, 22275065), (995, 20909458), (1835, 11337826), (1990, 10454729), (2335, 8910026), (3670, 5668913), (4670, 4455013), (12139, 1713890), (22387, 929330), (24278, 856945), (28487, 730330), (44774, 464665), (56974, 365165), (60695, 342778), (73033, 284870), (92933, 223870), (111935, 185866), (121390, 171389), (142435, 146066)]