19655367320

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1\times {\mathrm{10559}}^1$

素因数の和:11012

約数の個数: 64

約数和(自身を含む): 44649792000

約数和(自身を除く): 24994424680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 269, 346, 538, 692, 865, 1076, 1345, 1384, 1730, 2152, 2690, 3460, 5380, 6920, 10559, 10760, 21118, 42236, 46537, 52795, 84472, 93074, 105590, 186148, 211180, 232685, 372296, 422360, 465370, 930740, 1826707, 1861480, 2840371, 3653414, 5680742, 7306828, 9133535, 11361484, 14201855, 14613656, 18267070, 22722968, 28403710, 36534140, 56807420, 73068280, 113614840, 491384183, 982768366, 1965536732, 2456920915, 3931073464, 4913841830, 9827683660, 19655367320]

約数ペア:

[(1, 19655367320), (2, 9827683660), (4, 4913841830), (5, 3931073464), (8, 2456920915), (10, 1965536732), (20, 982768366), (40, 491384183), (173, 113614840), (269, 73068280), (346, 56807420), (538, 36534140), (692, 28403710), (865, 22722968), (1076, 18267070), (1345, 14613656), (1384, 14201855), (1730, 11361484), (2152, 9133535), (2690, 7306828), (3460, 5680742), (5380, 3653414), (6920, 2840371), (10559, 1861480), (10760, 1826707), (21118, 930740), (42236, 465370), (46537, 422360), (52795, 372296), (84472, 232685), (93074, 211180), (105590, 186148)]