39386240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 102816000

約数和(自身を除く): 63429760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 79, 80, 82, 95, 128, 152, 158, 160, 164, 190, 205, 304, 316, 320, 328, 380, 395, 410, 608, 632, 640, 656, 760, 779, 790, 820, 1216, 1264, 1312, 1501, 1520, 1558, 1580, 1640, 2432, 2528, 2624, 3002, 3040, 3116, 3160, 3239, 3280, 3895, 5056, 5248, 6004, 6080, 6232, 6320, 6478, 6560, 7505, 7790, 10112, 12008, 12160, 12464, 12640, 12956, 13120, 15010, 15580, 16195, 24016, 24928, 25280, 25912, 26240, 30020, 31160, 32390, 48032, 49856, 50560, 51824, 60040, 61541, 62320, 64780, 96064, 99712, 103648, 120080, 123082, 124640, 129560, 192128, 207296, 240160, 246164, 249280, 259120, 307705, 414592, 480320, 492328, 498560, 518240, 615410, 960640, 984656, 1036480, 1230820, 1969312, 2072960, 2461640, 3938624, 4923280, 7877248, 9846560, 19693120, 39386240]

約数ペア:

[(1, 39386240), (2, 19693120), (4, 9846560), (5, 7877248), (8, 4923280), (10, 3938624), (16, 2461640), (19, 2072960), (20, 1969312), (32, 1230820), (38, 1036480), (40, 984656), (41, 960640), (64, 615410), (76, 518240), (79, 498560), (80, 492328), (82, 480320), (95, 414592), (128, 307705), (152, 259120), (158, 249280), (160, 246164), (164, 240160), (190, 207296), (205, 192128), (304, 129560), (316, 124640), (320, 123082), (328, 120080), (380, 103648), (395, 99712), (410, 96064), (608, 64780), (632, 62320), (640, 61541), (656, 60040), (760, 51824), (779, 50560), (790, 49856), (820, 48032), (1216, 32390), (1264, 31160), (1312, 30020), (1501, 26240), (1520, 25912), (1558, 25280), (1580, 24928), (1640, 24016), (2432, 16195), (2528, 15580), (2624, 15010), (3002, 13120), (3040, 12956), (3116, 12640), (3160, 12464), (3239, 12160), (3280, 12008), (3895, 10112), (5056, 7790), (5248, 7505), (6004, 6560), (6080, 6478), (6232, 6320)]