39860480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 110376000

約数和(自身を除く): 70515520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 149, 152, 160, 176, 190, 209, 220, 256, 298, 304, 320, 352, 380, 418, 440, 596, 608, 640, 704, 745, 760, 836, 880, 1045, 1192, 1216, 1280, 1408, 1490, 1520, 1639, 1672, 1760, 2090, 2384, 2432, 2816, 2831, 2980, 3040, 3278, 3344, 3520, 4180, 4768, 4864, 5662, 5960, 6080, 6556, 6688, 7040, 8195, 8360, 9536, 11324, 11920, 12160, 13112, 13376, 14080, 14155, 16390, 16720, 19072, 22648, 23840, 24320, 26224, 26752, 28310, 31141, 32780, 33440, 38144, 45296, 47680, 52448, 53504, 56620, 62282, 65560, 66880, 90592, 95360, 104896, 113240, 124564, 131120, 133760, 155705, 181184, 190720, 209792, 226480, 249128, 262240, 267520, 311410, 362368, 419584, 452960, 498256, 524480, 622820, 724736, 905920, 996512, 1048960, 1245640, 1811840, 1993024, 2097920, 2491280, 3623680, 3986048, 4982560, 7972096, 9965120, 19930240, 39860480]

約数ペア:

[(1, 39860480), (2, 19930240), (4, 9965120), (5, 7972096), (8, 4982560), (10, 3986048), (11, 3623680), (16, 2491280), (19, 2097920), (20, 1993024), (22, 1811840), (32, 1245640), (38, 1048960), (40, 996512), (44, 905920), (55, 724736), (64, 622820), (76, 524480), (80, 498256), (88, 452960), (95, 419584), (110, 362368), (128, 311410), (149, 267520), (152, 262240), (160, 249128), (176, 226480), (190, 209792), (209, 190720), (220, 181184), (256, 155705), (298, 133760), (304, 131120), (320, 124564), (352, 113240), (380, 104896), (418, 95360), (440, 90592), (596, 66880), (608, 65560), (640, 62282), (704, 56620), (745, 53504), (760, 52448), (836, 47680), (880, 45296), (1045, 38144), (1192, 33440), (1216, 32780), (1280, 31141), (1408, 28310), (1490, 26752), (1520, 26224), (1639, 24320), (1672, 23840), (1760, 22648), (2090, 19072), (2384, 16720), (2432, 16390), (2816, 14155), (2831, 14080), (2980, 13376), (3040, 13112), (3278, 12160), (3344, 11920), (3520, 11324), (4180, 9536), (4768, 8360), (4864, 8195), (5662, 7040), (5960, 6688), (6080, 6556)]